Home / 15,174,529,052.93-20,941,098,013.61-8,307,811,124.34

Finding the Fourth Proportional to 15,174,529,052.93, 20,941,098,013.61 and 8,307,811,124.34

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Solution

The fourth proportional to 15,174,529,052.93, 20,941,098,013.61 and 8,307,811,124.34 is: 11,464,915,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174,529,052.93 : 20,941,098,013.61 = 8,307,811,124.34 : x
  2. Step 2: Convert to fraction form
    15,174,529,052.93/20,941,098,013.61 = 8,307,811,124.34/x
  3. Step 3: Cross multiply
    15,174,529,052.93x = 20,941,098,013.61 × 8,307,811,124.34
  4. Step 4: Simplify right side
    15,174,529,052.93x = 173,974,687,033,321,881,600
  5. Step 5: Solve for x
    x = 173,974,687,033,321,881,600/15,174,529,052.93
  6. Step 6: Final answer
    x = 11,464,915,084.12

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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.