Home / 367,430,999.79-550,955,126.25-173,290,288.08

Finding the Fourth Proportional to 367,430,999.79, 550,955,126.25 and 173,290,288.08

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Solution

The fourth proportional to 367,430,999.79, 550,955,126.25 and 173,290,288.08 is: 259,845,175.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,430,999.79 : 550,955,126.25 = 173,290,288.08 : x
  2. Step 2: Convert to fraction form
    367,430,999.79/550,955,126.25 = 173,290,288.08/x
  3. Step 3: Cross multiply
    367,430,999.79x = 550,955,126.25 × 173,290,288.08
  4. Step 4: Simplify right side
    367,430,999.79x = 95,475,172,547,015,280
  5. Step 5: Solve for x
    x = 95,475,172,547,015,280/367,430,999.79
  6. Step 6: Final answer
    x = 259,845,175.29

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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.