Home / 354,788,002,928.66-532,182,010,541.25-86,175,173,117.70

Finding the Fourth Proportional to 354,788,002,928.66, 532,182,010,541.25 and 86,175,173,117.70

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Solution

The fourth proportional to 354,788,002,928.66, 532,182,010,541.25 and 86,175,173,117.70 is: 129,262,761,169.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,788,002,928.66 : 532,182,010,541.25 = 86,175,173,117.70 : x
  2. Step 2: Convert to fraction form
    354,788,002,928.66/532,182,010,541.25 = 86,175,173,117.70/x
  3. Step 3: Cross multiply
    354,788,002,928.66x = 532,182,010,541.25 × 86,175,173,117.70
  4. Step 4: Simplify right side
    354,788,002,928.66x = 45,860,876,888,515,205,398,528
  5. Step 5: Solve for x
    x = 45,860,876,888,515,205,398,528/354,788,002,928.66
  6. Step 6: Final answer
    x = 129,262,761,169.91

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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.