Home / 25,610,920,581.33-38,429,513,690.36-12,357,481,793.85

Finding the Fourth Proportional to 25,610,920,581.33, 38,429,513,690.36 and 12,357,481,793.85

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Solution

The fourth proportional to 25,610,920,581.33, 38,429,513,690.36 and 12,357,481,793.85 is: 18,542,559,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610,920,581.33 : 38,429,513,690.36 = 12,357,481,793.85 : x
  2. Step 2: Convert to fraction form
    25,610,920,581.33/38,429,513,690.36 = 12,357,481,793.85/x
  3. Step 3: Cross multiply
    25,610,920,581.33x = 38,429,513,690.36 × 12,357,481,793.85
  4. Step 4: Simplify right side
    25,610,920,581.33x = 474,892,015,775,071,272,960
  5. Step 5: Solve for x
    x = 474,892,015,775,071,272,960/25,610,920,581.33
  6. Step 6: Final answer
    x = 18,542,559,384.66

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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.