Home / 590,129,839.20-885,194,758.80-360,547,327.20

Finding the Fourth Proportional to 590,129,839.20, 885,194,758.80 and 360,547,327.20

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Solution

The fourth proportional to 590,129,839.20, 885,194,758.80 and 360,547,327.20 is: 540,820,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,129,839.20 : 885,194,758.80 = 360,547,327.20 : x
  2. Step 2: Convert to fraction form
    590,129,839.20/885,194,758.80 = 360,547,327.20/x
  3. Step 3: Cross multiply
    590,129,839.20x = 885,194,758.80 × 360,547,327.20
  4. Step 4: Simplify right side
    590,129,839.20x = 319,154,604,336,788,672
  5. Step 5: Solve for x
    x = 319,154,604,336,788,672/590,129,839.20
  6. Step 6: Final answer
    x = 540,820,990.80

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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.