Home / 28,960,321,125.60-43,440,481,688.40-15,736,368,434.40

Finding the Fourth Proportional to 28,960,321,125.60, 43,440,481,688.40 and 15,736,368,434.40

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Solution

The fourth proportional to 28,960,321,125.60, 43,440,481,688.40 and 15,736,368,434.40 is: 23,604,552,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960,321,125.60 : 43,440,481,688.40 = 15,736,368,434.40 : x
  2. Step 2: Convert to fraction form
    28,960,321,125.60/43,440,481,688.40 = 15,736,368,434.40/x
  3. Step 3: Cross multiply
    28,960,321,125.60x = 43,440,481,688.40 × 15,736,368,434.40
  4. Step 4: Simplify right side
    28,960,321,125.60x = 683,595,424,816,468,983,808
  5. Step 5: Solve for x
    x = 683,595,424,816,468,983,808/28,960,321,125.60
  6. Step 6: Final answer
    x = 23,604,552,651.60

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Double scale
Find fourth proportional to 28,960,321,126.60, 43,440,481,689.90 and 15,736,368,435.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.