Home / 477,488,158.40-658,926,909.18-268,643,802.80

Finding the Fourth Proportional to 477,488,158.40, 658,926,909.18 and 268,643,802.80

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Solution

The fourth proportional to 477,488,158.40, 658,926,909.18 and 268,643,802.80 is: 370,724,650.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,488,158.40 : 658,926,909.18 = 268,643,802.80 : x
  2. Step 2: Convert to fraction form
    477,488,158.40/658,926,909.18 = 268,643,802.80/x
  3. Step 3: Cross multiply
    477,488,158.40x = 658,926,909.18 × 268,643,802.80
  4. Step 4: Simplify right side
    477,488,158.40x = 177,016,630,646,070,784
  5. Step 5: Solve for x
    x = 177,016,630,646,070,784/477,488,158.40
  6. Step 6: Final answer
    x = 370,724,650.52

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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.