Home / 123,432,230.60-185,575,248.30-115,440,057.80

Finding the Fourth Proportional to 123,432,230.60, 185,575,248.30 and 115,440,057.80

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Solution

The fourth proportional to 123,432,230.60, 185,575,248.30 and 115,440,057.80 is: 173,559,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,432,230.60 : 185,575,248.30 = 115,440,057.80 : x
  2. Step 2: Convert to fraction form
    123,432,230.60/185,575,248.30 = 115,440,057.80/x
  3. Step 3: Cross multiply
    123,432,230.60x = 185,575,248.30 × 115,440,057.80
  4. Step 4: Simplify right side
    123,432,230.60x = 21,422,817,390,001,352
  5. Step 5: Solve for x
    x = 21,422,817,390,001,352/123,432,230.60
  6. Step 6: Final answer
    x = 173,559,347.39

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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.