Home / 238,656,550.59-358,038,687.08-72,674,903.53

Finding the Fourth Proportional to 238,656,550.59, 358,038,687.08 and 72,674,903.53

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Solution

The fourth proportional to 238,656,550.59, 358,038,687.08 and 72,674,903.53 is: 109,028,756.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,656,550.59 : 358,038,687.08 = 72,674,903.53 : x
  2. Step 2: Convert to fraction form
    238,656,550.59/358,038,687.08 = 72,674,903.53/x
  3. Step 3: Cross multiply
    238,656,550.59x = 358,038,687.08 × 72,674,903.53
  4. Step 4: Simplify right side
    238,656,550.59x = 26,020,427,043,971,876
  5. Step 5: Solve for x
    x = 26,020,427,043,971,876/238,656,550.59
  6. Step 6: Final answer
    x = 109,028,756.93

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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.