Home / 42,358,063,229.32-63,545,473,489.50-12,105,473,411.32

Finding the Fourth Proportional to 42,358,063,229.32, 63,545,473,489.50 and 12,105,473,411.32

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Solution

The fourth proportional to 42,358,063,229.32, 63,545,473,489.50 and 12,105,473,411.32 is: 18,160,604,642.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,358,063,229.32 : 63,545,473,489.50 = 12,105,473,411.32 : x
  2. Step 2: Convert to fraction form
    42,358,063,229.32/63,545,473,489.50 = 12,105,473,411.32/x
  3. Step 3: Cross multiply
    42,358,063,229.32x = 63,545,473,489.50 × 12,105,473,411.32
  4. Step 4: Simplify right side
    42,358,063,229.32x = 769,248,039,736,882,233,344
  5. Step 5: Solve for x
    x = 769,248,039,736,882,233,344/42,358,063,229.32
  6. Step 6: Final answer
    x = 18,160,604,642.67

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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.