Home / 102,604,740,834.75-141,594,539,283.78-56,878,900,377.21

Finding the Fourth Proportional to 102,604,740,834.75, 141,594,539,283.78 and 56,878,900,377.21

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Solution

The fourth proportional to 102,604,740,834.75, 141,594,539,283.78 and 56,878,900,377.21 is: 78,492,880,819.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,604,740,834.75 : 141,594,539,283.78 = 56,878,900,377.21 : x
  2. Step 2: Convert to fraction form
    102,604,740,834.75/141,594,539,283.78 = 56,878,900,377.21/x
  3. Step 3: Cross multiply
    102,604,740,834.75x = 141,594,539,283.78 × 56,878,900,377.21
  4. Step 4: Simplify right side
    102,604,740,834.75x = 8,053,741,693,878,786,850,816
  5. Step 5: Solve for x
    x = 8,053,741,693,878,786,850,816/102,604,740,834.75
  6. Step 6: Final answer
    x = 78,492,880,819.71

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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.