Home / 510,042,038.56-765,067,344-141,605,720.16

Finding the Fourth Proportional to 510,042,038.56, 765,067,344 and 141,605,720.16

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Solution

The fourth proportional to 510,042,038.56, 765,067,344 and 141,605,720.16 is: 212,409,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,042,038.56 : 765,067,344 = 141,605,720.16 : x
  2. Step 2: Convert to fraction form
    510,042,038.56/765,067,344 = 141,605,720.16/x
  3. Step 3: Cross multiply
    510,042,038.56x = 765,067,344 × 141,605,720.16
  4. Step 4: Simplify right side
    510,042,038.56x = 108,337,912,218,018,448
  5. Step 5: Solve for x
    x = 108,337,912,218,018,448/510,042,038.56
  6. Step 6: Final answer
    x = 212,409,770.23

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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.