Home / 175,509,913.40-263,264,870.10-84,810,649.40

Finding the Fourth Proportional to 175,509,913.40, 263,264,870.10 and 84,810,649.40

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Solution

The fourth proportional to 175,509,913.40, 263,264,870.10 and 84,810,649.40 is: 127,215,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,509,913.40 : 263,264,870.10 = 84,810,649.40 : x
  2. Step 2: Convert to fraction form
    175,509,913.40/263,264,870.10 = 84,810,649.40/x
  3. Step 3: Cross multiply
    175,509,913.40x = 263,264,870.10 × 84,810,649.40
  4. Step 4: Simplify right side
    175,509,913.40x = 22,327,664,597,387,644
  5. Step 5: Solve for x
    x = 22,327,664,597,387,644/175,509,913.40
  6. Step 6: Final answer
    x = 127,215,974.10

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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.