Home / 288,062,561.31-432,113,106.39-101,294,191.36

Finding the Fourth Proportional to 288,062,561.31, 432,113,106.39 and 101,294,191.36

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Solution

The fourth proportional to 288,062,561.31, 432,113,106.39 and 101,294,191.36 is: 151,948,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,062,561.31 : 432,113,106.39 = 101,294,191.36 : x
  2. Step 2: Convert to fraction form
    288,062,561.31/432,113,106.39 = 101,294,191.36/x
  3. Step 3: Cross multiply
    288,062,561.31x = 432,113,106.39 × 101,294,191.36
  4. Step 4: Simplify right side
    288,062,561.31x = 43,770,547,687,832,696
  5. Step 5: Solve for x
    x = 43,770,547,687,832,696/288,062,561.31
  6. Step 6: Final answer
    x = 151,948,061.17

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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.