Home / 238,444,597.90-357,666,924.52-74,695,114.78

Finding the Fourth Proportional to 238,444,597.90, 357,666,924.52 and 74,695,114.78

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Solution

The fourth proportional to 238,444,597.90, 357,666,924.52 and 74,695,114.78 is: 112,042,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,444,597.90 : 357,666,924.52 = 74,695,114.78 : x
  2. Step 2: Convert to fraction form
    238,444,597.90/357,666,924.52 = 74,695,114.78/x
  3. Step 3: Cross multiply
    238,444,597.90x = 357,666,924.52 × 74,695,114.78
  4. Step 4: Simplify right side
    238,444,597.90x = 26,715,971,980,030,996
  5. Step 5: Solve for x
    x = 26,715,971,980,030,996/238,444,597.90
  6. Step 6: Final answer
    x = 112,042,680.84

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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.