Home / 144,866,005.10-217,299,007.65-47,836,688.30

Finding the Fourth Proportional to 144,866,005.10, 217,299,007.65 and 47,836,688.30

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Solution

The fourth proportional to 144,866,005.10, 217,299,007.65 and 47,836,688.30 is: 71,755,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,866,005.10 : 217,299,007.65 = 47,836,688.30 : x
  2. Step 2: Convert to fraction form
    144,866,005.10/217,299,007.65 = 47,836,688.30/x
  3. Step 3: Cross multiply
    144,866,005.10x = 217,299,007.65 × 47,836,688.30
  4. Step 4: Simplify right side
    144,866,005.10x = 10,394,864,896,852,366
  5. Step 5: Solve for x
    x = 10,394,864,896,852,366/144,866,005.10
  6. Step 6: Final answer
    x = 71,755,032.45

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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.