Home / 206,152,053.75-284,495,722.29-125,688,689.28

Finding the Fourth Proportional to 206,152,053.75, 284,495,722.29 and 125,688,689.28

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Solution

The fourth proportional to 206,152,053.75, 284,495,722.29 and 125,688,689.28 is: 173,453,981.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,152,053.75 : 284,495,722.29 = 125,688,689.28 : x
  2. Step 2: Convert to fraction form
    206,152,053.75/284,495,722.29 = 125,688,689.28/x
  3. Step 3: Cross multiply
    206,152,053.75x = 284,495,722.29 × 125,688,689.28
  4. Step 4: Simplify right side
    206,152,053.75x = 35,757,894,440,396,984
  5. Step 5: Solve for x
    x = 35,757,894,440,396,984/206,152,053.75
  6. Step 6: Final answer
    x = 173,453,981.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.