Home / 28,348,776,095.70-42,519,133,065.15-9,717,131,730.90

Finding the Fourth Proportional to 28,348,776,095.70, 42,519,133,065.15 and 9,717,131,730.90

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Solution

The fourth proportional to 28,348,776,095.70, 42,519,133,065.15 and 9,717,131,730.90 is: 14,574,315,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,348,776,095.70 : 42,519,133,065.15 = 9,717,131,730.90 : x
  2. Step 2: Convert to fraction form
    28,348,776,095.70/42,519,133,065.15 = 9,717,131,730.90/x
  3. Step 3: Cross multiply
    28,348,776,095.70x = 42,519,133,065.15 × 9,717,131,730.90
  4. Step 4: Simplify right side
    28,348,776,095.70x = 413,164,017,077,728,444,416
  5. Step 5: Solve for x
    x = 413,164,017,077,728,444,416/28,348,776,095.70
  6. Step 6: Final answer
    x = 14,574,315,860.51

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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.