Home / 166,155,326.80-249,232,990.20-147,023,450.80

Finding the Fourth Proportional to 166,155,326.80, 249,232,990.20 and 147,023,450.80

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Solution

The fourth proportional to 166,155,326.80, 249,232,990.20 and 147,023,450.80 is: 220,535,176.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,155,326.80 : 249,232,990.20 = 147,023,450.80 : x
  2. Step 2: Convert to fraction form
    166,155,326.80/249,232,990.20 = 147,023,450.80/x
  3. Step 3: Cross multiply
    166,155,326.80x = 249,232,990.20 × 147,023,450.80
  4. Step 4: Simplify right side
    166,155,326.80x = 36,643,094,272,406,584
  5. Step 5: Solve for x
    x = 36,643,094,272,406,584/166,155,326.80
  6. Step 6: Final answer
    x = 220,535,176.20

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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.