Home / 7,553,440,443.32-10,423,780,218.36-4,120,213,575.95

Finding the Fourth Proportional to 7,553,440,443.32, 10,423,780,218.36 and 4,120,213,575.95

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Solution

The fourth proportional to 7,553,440,443.32, 10,423,780,218.36 and 4,120,213,575.95 is: 5,685,912,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553,440,443.32 : 10,423,780,218.36 = 4,120,213,575.95 : x
  2. Step 2: Convert to fraction form
    7,553,440,443.32/10,423,780,218.36 = 4,120,213,575.95/x
  3. Step 3: Cross multiply
    7,553,440,443.32x = 10,423,780,218.36 × 4,120,213,575.95
  4. Step 4: Simplify right side
    7,553,440,443.32x = 42,948,200,768,414,416,896
  5. Step 5: Solve for x
    x = 42,948,200,768,414,416,896/7,553,440,443.32
  6. Step 6: Final answer
    x = 5,685,912,411.79

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Double scale
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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.