Home / 39,524,010,957.74-59,289,364,515.72-12,636,455,064.86

Finding the Fourth Proportional to 39,524,010,957.74, 59,289,364,515.72 and 12,636,455,064.86

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Solution

The fourth proportional to 39,524,010,957.74, 59,289,364,515.72 and 12,636,455,064.86 is: 18,955,753,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,524,010,957.74 : 59,289,364,515.72 = 12,636,455,064.86 : x
  2. Step 2: Convert to fraction form
    39,524,010,957.74/59,289,364,515.72 = 12,636,455,064.86/x
  3. Step 3: Cross multiply
    39,524,010,957.74x = 59,289,364,515.72 × 12,636,455,064.86
  4. Step 4: Simplify right side
    39,524,010,957.74x = 749,207,390,527,000,805,376
  5. Step 5: Solve for x
    x = 749,207,390,527,000,805,376/39,524,010,957.74
  6. Step 6: Final answer
    x = 18,955,753,031.44

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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.