Home / 71,272,616,094.54-98,364,642,176.12-42,336,920,324.70

Finding the Fourth Proportional to 71,272,616,094.54, 98,364,642,176.12 and 42,336,920,324.70

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Solution

The fourth proportional to 71,272,616,094.54, 98,364,642,176.12 and 42,336,920,324.70 is: 58,429,958,752.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,272,616,094.54 : 98,364,642,176.12 = 42,336,920,324.70 : x
  2. Step 2: Convert to fraction form
    71,272,616,094.54/98,364,642,176.12 = 42,336,920,324.70/x
  3. Step 3: Cross multiply
    71,272,616,094.54x = 98,364,642,176.12 × 42,336,920,324.70
  4. Step 4: Simplify right side
    71,272,616,094.54x = 4,164,456,018,577,847,746,560
  5. Step 5: Solve for x
    x = 4,164,456,018,577,847,746,560/71,272,616,094.54
  6. Step 6: Final answer
    x = 58,429,958,752.38

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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.