Home / 93,770,115,981.70-140,655,173,972.55-54,098,257,908.10

Finding the Fourth Proportional to 93,770,115,981.70, 140,655,173,972.55 and 54,098,257,908.10

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Solution

The fourth proportional to 93,770,115,981.70, 140,655,173,972.55 and 54,098,257,908.10 is: 81,147,386,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,770,115,981.70 : 140,655,173,972.55 = 54,098,257,908.10 : x
  2. Step 2: Convert to fraction form
    93,770,115,981.70/140,655,173,972.55 = 54,098,257,908.10/x
  3. Step 3: Cross multiply
    93,770,115,981.70x = 140,655,173,972.55 × 54,098,257,908.10
  4. Step 4: Simplify right side
    93,770,115,981.70x = 7,609,199,877,675,683,938,304
  5. Step 5: Solve for x
    x = 7,609,199,877,675,683,938,304/93,770,115,981.70
  6. Step 6: Final answer
    x = 81,147,386,862.15

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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.