Home / 350,156,077.52-524,714,714.56-142,640,988.74

Finding the Fourth Proportional to 350,156,077.52, 524,714,714.56 and 142,640,988.74

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Solution

The fourth proportional to 350,156,077.52, 524,714,714.56 and 142,640,988.74 is: 213,749,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,156,077.52 : 524,714,714.56 = 142,640,988.74 : x
  2. Step 2: Convert to fraction form
    350,156,077.52/524,714,714.56 = 142,640,988.74/x
  3. Step 3: Cross multiply
    350,156,077.52x = 524,714,714.56 × 142,640,988.74
  4. Step 4: Simplify right side
    350,156,077.52x = 74,845,825,692,220,464
  5. Step 5: Solve for x
    x = 74,845,825,692,220,464/350,156,077.52
  6. Step 6: Final answer
    x = 213,749,897.54

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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.