Home / 159,162,720.22-219,642,304.10-89,547,935.02

Finding the Fourth Proportional to 159,162,720.22, 219,642,304.10 and 89,547,935.02

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Solution

The fourth proportional to 159,162,720.22, 219,642,304.10 and 89,547,935.02 is: 123,574,884.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,162,720.22 : 219,642,304.10 = 89,547,935.02 : x
  2. Step 2: Convert to fraction form
    159,162,720.22/219,642,304.10 = 89,547,935.02/x
  3. Step 3: Cross multiply
    159,162,720.22x = 219,642,304.10 × 89,547,935.02
  4. Step 4: Simplify right side
    159,162,720.22x = 19,668,514,773,643,928
  5. Step 5: Solve for x
    x = 19,668,514,773,643,928/159,162,720.22
  6. Step 6: Final answer
    x = 123,574,884.54

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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.