Home / 71,272,616,095.54-98,364,642,177.50-42,336,920,325.70

Finding the Fourth Proportional to 71,272,616,095.54, 98,364,642,177.50 and 42,336,920,325.70

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Solution

The fourth proportional to 71,272,616,095.54, 98,364,642,177.50 and 42,336,920,325.70 is: 58,429,958,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,272,616,095.54 : 98,364,642,177.50 = 42,336,920,325.70 : x
  2. Step 2: Convert to fraction form
    71,272,616,095.54/98,364,642,177.50 = 42,336,920,325.70/x
  3. Step 3: Cross multiply
    71,272,616,095.54x = 98,364,642,177.50 × 42,336,920,325.70
  4. Step 4: Simplify right side
    71,272,616,095.54x = 4,164,456,018,734,806,990,848
  5. Step 5: Solve for x
    x = 4,164,456,018,734,806,990,848/71,272,616,095.54
  6. Step 6: Final answer
    x = 58,429,958,753.76

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1.5x scale

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.