Home / 1,021,070,444.90-1,532,051,162.95-357,560,686.80

Finding the Fourth Proportional to 1,021,070,444.90, 1,532,051,162.95 and 357,560,686.80

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Solution

The fourth proportional to 1,021,070,444.90, 1,532,051,162.95 and 357,560,686.80 is: 536,497,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,070,444.90 : 1,532,051,162.95 = 357,560,686.80 : x
  2. Step 2: Convert to fraction form
    1,021,070,444.90/1,532,051,162.95 = 357,560,686.80/x
  3. Step 3: Cross multiply
    1,021,070,444.90x = 1,532,051,162.95 × 357,560,686.80
  4. Step 4: Simplify right side
    1,021,070,444.90x = 547,801,266,037,140,736
  5. Step 5: Solve for x
    x = 547,801,266,037,140,736/1,021,070,444.90
  6. Step 6: Final answer
    x = 536,497,034.83

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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.