Home / 236,985,569.56-326,897,084.14-156,518,053.88

Finding the Fourth Proportional to 236,985,569.56, 326,897,084.14 and 156,518,053.88

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Solution

The fourth proportional to 236,985,569.56, 326,897,084.14 and 156,518,053.88 is: 215,900,468.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,985,569.56 : 326,897,084.14 = 156,518,053.88 : x
  2. Step 2: Convert to fraction form
    236,985,569.56/326,897,084.14 = 156,518,053.88/x
  3. Step 3: Cross multiply
    236,985,569.56x = 326,897,084.14 × 156,518,053.88
  4. Step 4: Simplify right side
    236,985,569.56x = 51,165,295,428,639,408
  5. Step 5: Solve for x
    x = 51,165,295,428,639,408/236,985,569.56
  6. Step 6: Final answer
    x = 215,900,468.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.