Home / 242,491,712.40-363,860,429.40-106,178,432.40

Finding the Fourth Proportional to 242,491,712.40, 363,860,429.40 and 106,178,432.40

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Solution

The fourth proportional to 242,491,712.40, 363,860,429.40 and 106,178,432.40 is: 159,321,444.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,491,712.40 : 363,860,429.40 = 106,178,432.40 : x
  2. Step 2: Convert to fraction form
    242,491,712.40/363,860,429.40 = 106,178,432.40/x
  3. Step 3: Cross multiply
    242,491,712.40x = 363,860,429.40 × 106,178,432.40
  4. Step 4: Simplify right side
    242,491,712.40x = 38,634,130,006,082,872
  5. Step 5: Solve for x
    x = 38,634,130,006,082,872/242,491,712.40
  6. Step 6: Final answer
    x = 159,321,444.94

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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.