Home / 86,139,489.08-129,143,007.15-44,595,830.48

Finding the Fourth Proportional to 86,139,489.08, 129,143,007.15 and 44,595,830.48

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Solution

The fourth proportional to 86,139,489.08, 129,143,007.15 and 44,595,830.48 is: 66,859,459.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,139,489.08 : 129,143,007.15 = 44,595,830.48 : x
  2. Step 2: Convert to fraction form
    86,139,489.08/129,143,007.15 = 44,595,830.48/x
  3. Step 3: Cross multiply
    86,139,489.08x = 129,143,007.15 × 44,595,830.48
  4. Step 4: Simplify right side
    86,139,489.08x = 5,759,239,653,893,113
  5. Step 5: Solve for x
    x = 5,759,239,653,893,113/86,139,489.08
  6. Step 6: Final answer
    x = 66,859,459.18

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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.