Home / 480,654,024.30-720,981,036.45-319,095,960.30

Finding the Fourth Proportional to 480,654,024.30, 720,981,036.45 and 319,095,960.30

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Solution

The fourth proportional to 480,654,024.30, 720,981,036.45 and 319,095,960.30 is: 478,643,940.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,654,024.30 : 720,981,036.45 = 319,095,960.30 : x
  2. Step 2: Convert to fraction form
    480,654,024.30/720,981,036.45 = 319,095,960.30/x
  3. Step 3: Cross multiply
    480,654,024.30x = 720,981,036.45 × 319,095,960.30
  4. Step 4: Simplify right side
    480,654,024.30x = 230,062,136,184,102,080
  5. Step 5: Solve for x
    x = 230,062,136,184,102,080/480,654,024.30
  6. Step 6: Final answer
    x = 478,643,940.45

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Similar ratio
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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.