Home / 12,132,019,417.95-18,198,029,126.93-12,132,019,417.95

Finding the Fourth Proportional to 12,132,019,417.95, 18,198,029,126.93 and 12,132,019,417.95

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Solution

The fourth proportional to 12,132,019,417.95, 18,198,029,126.93 and 12,132,019,417.95 is: 18,198,029,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,019,417.95 : 18,198,029,126.93 = 12,132,019,417.95 : x
  2. Step 2: Convert to fraction form
    12,132,019,417.95/18,198,029,126.93 = 12,132,019,417.95/x
  3. Step 3: Cross multiply
    12,132,019,417.95x = 18,198,029,126.93 × 12,132,019,417.95
  4. Step 4: Simplify right side
    12,132,019,417.95x = 220,778,842,736,273,784,832
  5. Step 5: Solve for x
    x = 220,778,842,736,273,784,832/12,132,019,417.95
  6. Step 6: Final answer
    x = 18,198,029,126.93

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Double scale
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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.