Home / 108,713,148.14-163,069,721.94-39,631,132.56

Finding the Fourth Proportional to 108,713,148.14, 163,069,721.94 and 39,631,132.56

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Solution

The fourth proportional to 108,713,148.14, 163,069,721.94 and 39,631,132.56 is: 59,446,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,713,148.14 : 163,069,721.94 = 39,631,132.56 : x
  2. Step 2: Convert to fraction form
    108,713,148.14/163,069,721.94 = 39,631,132.56/x
  3. Step 3: Cross multiply
    108,713,148.14x = 163,069,721.94 × 39,631,132.56
  4. Step 4: Simplify right side
    108,713,148.14x = 6,462,637,766,726,481
  5. Step 5: Solve for x
    x = 6,462,637,766,726,481/108,713,148.14
  6. Step 6: Final answer
    x = 59,446,698.74

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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.