Home / 120,882,000.60-181,323,000.90-102,175,277.40

Finding the Fourth Proportional to 120,882,000.60, 181,323,000.90 and 102,175,277.40

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Solution

The fourth proportional to 120,882,000.60, 181,323,000.90 and 102,175,277.40 is: 153,262,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,882,000.60 : 181,323,000.90 = 102,175,277.40 : x
  2. Step 2: Convert to fraction form
    120,882,000.60/181,323,000.90 = 102,175,277.40/x
  3. Step 3: Cross multiply
    120,882,000.60x = 181,323,000.90 × 102,175,277.40
  4. Step 4: Simplify right side
    120,882,000.60x = 18,526,727,915,957,952
  5. Step 5: Solve for x
    x = 18,526,727,915,957,952/120,882,000.60
  6. Step 6: Final answer
    x = 153,262,916.10

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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.