Home / 808,282,098.68-1,115,429,518.36-446,176,281.56

Finding the Fourth Proportional to 808,282,098.68, 1,115,429,518.36 and 446,176,281.56

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Solution

The fourth proportional to 808,282,098.68, 1,115,429,518.36 and 446,176,281.56 is: 615,723,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,282,098.68 : 1,115,429,518.36 = 446,176,281.56 : x
  2. Step 2: Convert to fraction form
    808,282,098.68/1,115,429,518.36 = 446,176,281.56/x
  3. Step 3: Cross multiply
    808,282,098.68x = 1,115,429,518.36 × 446,176,281.56
  4. Step 4: Simplify right side
    808,282,098.68x = 497,678,194,844,126,528
  5. Step 5: Solve for x
    x = 497,678,194,844,126,528/808,282,098.68
  6. Step 6: Final answer
    x = 615,723,391.20

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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.