Home / 304,534,626.82-456,860,668.64-129,654,458

Finding the Fourth Proportional to 304,534,626.82, 456,860,668.64 and 129,654,458

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Solution

The fourth proportional to 304,534,626.82, 456,860,668.64 and 129,654,458 is: 194,506,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,534,626.82 : 456,860,668.64 = 129,654,458 : x
  2. Step 2: Convert to fraction form
    304,534,626.82/456,860,668.64 = 129,654,458/x
  3. Step 3: Cross multiply
    304,534,626.82x = 456,860,668.64 × 129,654,458
  4. Step 4: Simplify right side
    304,534,626.82x = 59,234,022,374,036,792
  5. Step 5: Solve for x
    x = 59,234,022,374,036,792/304,534,626.82
  6. Step 6: Final answer
    x = 194,506,690.40

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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.