Home / 110,849,560.29-152,938,795.68-77,358,148.47

Finding the Fourth Proportional to 110,849,560.29, 152,938,795.68 and 77,358,148.47

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Solution

The fourth proportional to 110,849,560.29, 152,938,795.68 and 77,358,148.47 is: 106,730,798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,849,560.29 : 152,938,795.68 = 77,358,148.47 : x
  2. Step 2: Convert to fraction form
    110,849,560.29/152,938,795.68 = 77,358,148.47/x
  3. Step 3: Cross multiply
    110,849,560.29x = 152,938,795.68 × 77,358,148.47
  4. Step 4: Simplify right side
    110,849,560.29x = 11,831,062,063,036,434
  5. Step 5: Solve for x
    x = 11,831,062,063,036,434/110,849,560.29
  6. Step 6: Final answer
    x = 106,730,798.32

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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.