Home / 191,126,587.20-286,508,256.48-121,844,915.52

Finding the Fourth Proportional to 191,126,587.20, 286,508,256.48 and 121,844,915.52

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Solution

The fourth proportional to 191,126,587.20, 286,508,256.48 and 121,844,915.52 is: 182,651,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,126,587.20 : 286,508,256.48 = 121,844,915.52 : x
  2. Step 2: Convert to fraction form
    191,126,587.20/286,508,256.48 = 121,844,915.52/x
  3. Step 3: Cross multiply
    191,126,587.20x = 286,508,256.48 × 121,844,915.52
  4. Step 4: Simplify right side
    191,126,587.20x = 34,909,574,306,588,092
  5. Step 5: Solve for x
    x = 34,909,574,306,588,092/191,126,587.20
  6. Step 6: Final answer
    x = 182,651,586.15

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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.