Home / 175,507,711.20-263,261,566.80-147,290,162.40

Finding the Fourth Proportional to 175,507,711.20, 263,261,566.80 and 147,290,162.40

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Solution

The fourth proportional to 175,507,711.20, 263,261,566.80 and 147,290,162.40 is: 220,935,243.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,507,711.20 : 263,261,566.80 = 147,290,162.40 : x
  2. Step 2: Convert to fraction form
    175,507,711.20/263,261,566.80 = 147,290,162.40/x
  3. Step 3: Cross multiply
    175,507,711.20x = 263,261,566.80 × 147,290,162.40
  4. Step 4: Simplify right side
    175,507,711.20x = 38,775,838,927,650,448
  5. Step 5: Solve for x
    x = 38,775,838,927,650,448/175,507,711.20
  6. Step 6: Final answer
    x = 220,935,243.60

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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.