Home / 832,701,643.70-1,248,156,670.35-314,932,018.10

Finding the Fourth Proportional to 832,701,643.70, 1,248,156,670.35 and 314,932,018.10

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Solution

The fourth proportional to 832,701,643.70, 1,248,156,670.35 and 314,932,018.10 is: 472,059,232.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,701,643.70 : 1,248,156,670.35 = 314,932,018.10 : x
  2. Step 2: Convert to fraction form
    832,701,643.70/1,248,156,670.35 = 314,932,018.10/x
  3. Step 3: Cross multiply
    832,701,643.70x = 1,248,156,670.35 × 314,932,018.10
  4. Step 4: Simplify right side
    832,701,643.70x = 393,084,499,098,301,952
  5. Step 5: Solve for x
    x = 393,084,499,098,301,952/832,701,643.70
  6. Step 6: Final answer
    x = 472,059,232.83

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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.