Home / 25,866,711,658.83-38,799,808,557.47-8,180,392,379.70

Finding the Fourth Proportional to 25,866,711,658.83, 38,799,808,557.47 and 8,180,392,379.70

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Solution

The fourth proportional to 25,866,711,658.83, 38,799,808,557.47 and 8,180,392,379.70 is: 12,270,506,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,866,711,658.83 : 38,799,808,557.47 = 8,180,392,379.70 : x
  2. Step 2: Convert to fraction form
    25,866,711,658.83/38,799,808,557.47 = 8,180,392,379.70/x
  3. Step 3: Cross multiply
    25,866,711,658.83x = 38,799,808,557.47 × 8,180,392,379.70
  4. Step 4: Simplify right side
    25,866,711,658.83x = 317,397,658,257,467,965,440
  5. Step 5: Solve for x
    x = 317,397,658,257,467,965,440/25,866,711,658.83
  6. Step 6: Final answer
    x = 12,270,506,682.25

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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.