Home / 82,364,281.17-113,661,962.69-45,193,854.21

Finding the Fourth Proportional to 82,364,281.17, 113,661,962.69 and 45,193,854.21

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Solution

The fourth proportional to 82,364,281.17, 113,661,962.69 and 45,193,854.21 is: 62,367,109.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,364,281.17 : 113,661,962.69 = 45,193,854.21 : x
  2. Step 2: Convert to fraction form
    82,364,281.17/113,661,962.69 = 45,193,854.21/x
  3. Step 3: Cross multiply
    82,364,281.17x = 113,661,962.69 × 45,193,854.21
  4. Step 4: Simplify right side
    82,364,281.17x = 5,136,822,170,808,350
  5. Step 5: Solve for x
    x = 5,136,822,170,808,350/82,364,281.17
  6. Step 6: Final answer
    x = 62,367,109.84

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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.