Home / 191,892,084.60-287,820,280.90-53,730,196.76

Finding the Fourth Proportional to 191,892,084.60, 287,820,280.90 and 53,730,196.76

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Solution

The fourth proportional to 191,892,084.60, 287,820,280.90 and 53,730,196.76 is: 80,590,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,892,084.60 : 287,820,280.90 = 53,730,196.76 : x
  2. Step 2: Convert to fraction form
    191,892,084.60/287,820,280.90 = 53,730,196.76/x
  3. Step 3: Cross multiply
    191,892,084.60x = 287,820,280.90 × 53,730,196.76
  4. Step 4: Simplify right side
    191,892,084.60x = 15,464,640,324,275,468
  5. Step 5: Solve for x
    x = 15,464,640,324,275,468/191,892,084.60
  6. Step 6: Final answer
    x = 80,590,298.22

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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.