Home / 100,205,349,962.34-138,283,929,626.64-59,007,527,160.42

Finding the Fourth Proportional to 100,205,349,962.34, 138,283,929,626.64 and 59,007,527,160.42

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Solution

The fourth proportional to 100,205,349,962.34, 138,283,929,626.64 and 59,007,527,160.42 is: 81,430,709,401.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,205,349,962.34 : 138,283,929,626.64 = 59,007,527,160.42 : x
  2. Step 2: Convert to fraction form
    100,205,349,962.34/138,283,929,626.64 = 59,007,527,160.42/x
  3. Step 3: Cross multiply
    100,205,349,962.34x = 138,283,929,626.64 × 59,007,527,160.42
  4. Step 4: Simplify right side
    100,205,349,962.34x = 8,159,792,733,293,568,327,680
  5. Step 5: Solve for x
    x = 8,159,792,733,293,568,327,680/100,205,349,962.34
  6. Step 6: Final answer
    x = 81,430,709,401.85

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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.