Home / 587,160,007.80-880,740,011.70-393,668,244.60

Finding the Fourth Proportional to 587,160,007.80, 880,740,011.70 and 393,668,244.60

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Solution

The fourth proportional to 587,160,007.80, 880,740,011.70 and 393,668,244.60 is: 590,502,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,160,007.80 : 880,740,011.70 = 393,668,244.60 : x
  2. Step 2: Convert to fraction form
    587,160,007.80/880,740,011.70 = 393,668,244.60/x
  3. Step 3: Cross multiply
    587,160,007.80x = 880,740,011.70 × 393,668,244.60
  4. Step 4: Simplify right side
    587,160,007.80x = 346,719,374,354,922,496
  5. Step 5: Solve for x
    x = 346,719,374,354,922,496/587,160,007.80
  6. Step 6: Final answer
    x = 590,502,366.90

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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.