Home / 191,909,600.10-287,864,400.15-157,472,223.30

Finding the Fourth Proportional to 191,909,600.10, 287,864,400.15 and 157,472,223.30

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Solution

The fourth proportional to 191,909,600.10, 287,864,400.15 and 157,472,223.30 is: 236,208,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,909,600.10 : 287,864,400.15 = 157,472,223.30 : x
  2. Step 2: Convert to fraction form
    191,909,600.10/287,864,400.15 = 157,472,223.30/x
  3. Step 3: Cross multiply
    191,909,600.10x = 287,864,400.15 × 157,472,223.30
  4. Step 4: Simplify right side
    191,909,600.10x = 45,330,647,100,541,352
  5. Step 5: Solve for x
    x = 45,330,647,100,541,352/191,909,600.10
  6. Step 6: Final answer
    x = 236,208,334.95

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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.