Home / 69,126,925,341.20-103,690,388,011.80-68,024,929,283.60

Finding the Fourth Proportional to 69,126,925,341.20, 103,690,388,011.80 and 68,024,929,283.60

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Solution

The fourth proportional to 69,126,925,341.20, 103,690,388,011.80 and 68,024,929,283.60 is: 102,037,393,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,126,925,341.20 : 103,690,388,011.80 = 68,024,929,283.60 : x
  2. Step 2: Convert to fraction form
    69,126,925,341.20/103,690,388,011.80 = 68,024,929,283.60/x
  3. Step 3: Cross multiply
    69,126,925,341.20x = 103,690,388,011.80 × 68,024,929,283.60
  4. Step 4: Simplify right side
    69,126,925,341.20x = 7,053,531,311,891,740,098,560
  5. Step 5: Solve for x
    x = 7,053,531,311,891,740,098,560/69,126,925,341.20
  6. Step 6: Final answer
    x = 102,037,393,925.40

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1.5x scale

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.