Home / 177,956,803.60-266,935,205.40-139,736,208.40

Finding the Fourth Proportional to 177,956,803.60, 266,935,205.40 and 139,736,208.40

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Solution

The fourth proportional to 177,956,803.60, 266,935,205.40 and 139,736,208.40 is: 209,604,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,956,803.60 : 266,935,205.40 = 139,736,208.40 : x
  2. Step 2: Convert to fraction form
    177,956,803.60/266,935,205.40 = 139,736,208.40/x
  3. Step 3: Cross multiply
    177,956,803.60x = 266,935,205.40 × 139,736,208.40
  4. Step 4: Simplify right side
    177,956,803.60x = 37,300,513,491,071,208
  5. Step 5: Solve for x
    x = 37,300,513,491,071,208/177,956,803.60
  6. Step 6: Final answer
    x = 209,604,312.60

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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.