Home / 129,249,951.40-193,539,003.90-102,152,146.60

Finding the Fourth Proportional to 129,249,951.40, 193,539,003.90 and 102,152,146.60

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Solution

The fourth proportional to 129,249,951.40, 193,539,003.90 and 102,152,146.60 is: 152,962,724.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,249,951.40 : 193,539,003.90 = 102,152,146.60 : x
  2. Step 2: Convert to fraction form
    129,249,951.40/193,539,003.90 = 102,152,146.60/x
  3. Step 3: Cross multiply
    129,249,951.40x = 193,539,003.90 × 102,152,146.60
  4. Step 4: Simplify right side
    129,249,951.40x = 19,770,424,699,210,772
  5. Step 5: Solve for x
    x = 19,770,424,699,210,772/129,249,951.40
  6. Step 6: Final answer
    x = 152,962,724.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.