Home / 79,442,909.96-109,640,400.80-46,411,416

Finding the Fourth Proportional to 79,442,909.96, 109,640,400.80 and 46,411,416

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Solution

The fourth proportional to 79,442,909.96, 109,640,400.80 and 46,411,416 is: 64,053,120.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,442,909.96 : 109,640,400.80 = 46,411,416 : x
  2. Step 2: Convert to fraction form
    79,442,909.96/109,640,400.80 = 46,411,416/x
  3. Step 3: Cross multiply
    79,442,909.96x = 109,640,400.80 × 46,411,416
  4. Step 4: Simplify right side
    79,442,909.96x = 5,088,566,251,703,476
  5. Step 5: Solve for x
    x = 5,088,566,251,703,476/79,442,909.96
  6. Step 6: Final answer
    x = 64,053,120.09

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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.