Home / 383,816,811.68-575,726,890.58-121,502,646.20

Finding the Fourth Proportional to 383,816,811.68, 575,726,890.58 and 121,502,646.20

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Solution

The fourth proportional to 383,816,811.68, 575,726,890.58 and 121,502,646.20 is: 182,254,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,816,811.68 : 575,726,890.58 = 121,502,646.20 : x
  2. Step 2: Convert to fraction form
    383,816,811.68/575,726,890.58 = 121,502,646.20/x
  3. Step 3: Cross multiply
    383,816,811.68x = 575,726,890.58 × 121,502,646.20
  4. Step 4: Simplify right side
    383,816,811.68x = 69,952,340,693,967,856
  5. Step 5: Solve for x
    x = 69,952,340,693,967,856/383,816,811.68
  6. Step 6: Final answer
    x = 182,254,498.93

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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.