Home / 473,314,151.42-710,047,517.21-145,789,512.22

Finding the Fourth Proportional to 473,314,151.42, 710,047,517.21 and 145,789,512.22

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Solution

The fourth proportional to 473,314,151.42, 710,047,517.21 and 145,789,512.22 is: 218,707,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,314,151.42 : 710,047,517.21 = 145,789,512.22 : x
  2. Step 2: Convert to fraction form
    473,314,151.42/710,047,517.21 = 145,789,512.22/x
  3. Step 3: Cross multiply
    473,314,151.42x = 710,047,517.21 × 145,789,512.22
  4. Step 4: Simplify right side
    473,314,151.42x = 103,517,481,182,788,784
  5. Step 5: Solve for x
    x = 103,517,481,182,788,784/473,314,151.42
  6. Step 6: Final answer
    x = 218,707,767.08

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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.