Home / 161,748,721.60-242,623,082.40-100,526,718.40

Finding the Fourth Proportional to 161,748,721.60, 242,623,082.40 and 100,526,718.40

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Solution

The fourth proportional to 161,748,721.60, 242,623,082.40 and 100,526,718.40 is: 150,790,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,748,721.60 : 242,623,082.40 = 100,526,718.40 : x
  2. Step 2: Convert to fraction form
    161,748,721.60/242,623,082.40 = 100,526,718.40/x
  3. Step 3: Cross multiply
    161,748,721.60x = 242,623,082.40 × 100,526,718.40
  4. Step 4: Simplify right side
    161,748,721.60x = 24,390,102,281,764,800
  5. Step 5: Solve for x
    x = 24,390,102,281,764,800/161,748,721.60
  6. Step 6: Final answer
    x = 150,790,077.60

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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.