Home / 99,360,368.10-149,040,552.15-31,209,948.90

Finding the Fourth Proportional to 99,360,368.10, 149,040,552.15 and 31,209,948.90

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Solution

The fourth proportional to 99,360,368.10, 149,040,552.15 and 31,209,948.90 is: 46,814,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,360,368.10 : 149,040,552.15 = 31,209,948.90 : x
  2. Step 2: Convert to fraction form
    99,360,368.10/149,040,552.15 = 31,209,948.90/x
  3. Step 3: Cross multiply
    99,360,368.10x = 149,040,552.15 × 31,209,948.90
  4. Step 4: Simplify right side
    99,360,368.10x = 4,651,548,016,629,285
  5. Step 5: Solve for x
    x = 4,651,548,016,629,285/99,360,368.10
  6. Step 6: Final answer
    x = 46,814,923.35

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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.