Home / 451,652,713.72-623,291,492.10-253,428,869.32

Finding the Fourth Proportional to 451,652,713.72, 623,291,492.10 and 253,428,869.32

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Solution

The fourth proportional to 451,652,713.72, 623,291,492.10 and 253,428,869.32 is: 349,737,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,652,713.72 : 623,291,492.10 = 253,428,869.32 : x
  2. Step 2: Convert to fraction form
    451,652,713.72/623,291,492.10 = 253,428,869.32/x
  3. Step 3: Cross multiply
    451,652,713.72x = 623,291,492.10 × 253,428,869.32
  4. Step 4: Simplify right side
    451,652,713.72x = 157,960,058,099,678,720
  5. Step 5: Solve for x
    x = 157,960,058,099,678,720/451,652,713.72
  6. Step 6: Final answer
    x = 349,737,870.05

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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.