Home / 12,240,248,344.40-18,360,372,516.60-7,342,488,088.40

Finding the Fourth Proportional to 12,240,248,344.40, 18,360,372,516.60 and 7,342,488,088.40

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Solution

The fourth proportional to 12,240,248,344.40, 18,360,372,516.60 and 7,342,488,088.40 is: 11,013,732,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,240,248,344.40 : 18,360,372,516.60 = 7,342,488,088.40 : x
  2. Step 2: Convert to fraction form
    12,240,248,344.40/18,360,372,516.60 = 7,342,488,088.40/x
  3. Step 3: Cross multiply
    12,240,248,344.40x = 18,360,372,516.60 × 7,342,488,088.40
  4. Step 4: Simplify right side
    12,240,248,344.40x = 134,810,816,501,722,218,496
  5. Step 5: Solve for x
    x = 134,810,816,501,722,218,496/12,240,248,344.40
  6. Step 6: Final answer
    x = 11,013,732,132.60

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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.