Home / 238,656,729.16-358,038,954.42-72,675,082.36

Finding the Fourth Proportional to 238,656,729.16, 358,038,954.42 and 72,675,082.36

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Solution

The fourth proportional to 238,656,729.16, 358,038,954.42 and 72,675,082.36 is: 109,029,025.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,656,729.16 : 358,038,954.42 = 72,675,082.36 : x
  2. Step 2: Convert to fraction form
    238,656,729.16/358,038,954.42 = 72,675,082.36/x
  3. Step 3: Cross multiply
    238,656,729.16x = 358,038,954.42 × 72,675,082.36
  4. Step 4: Simplify right side
    238,656,729.16x = 26,020,510,500,561,788
  5. Step 5: Solve for x
    x = 26,020,510,500,561,788/238,656,729.16
  6. Step 6: Final answer
    x = 109,029,025.04

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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.