Home / 1,107,164,304.80-1,660,766,140.20-330,819,545.60

Finding the Fourth Proportional to 1,107,164,304.80, 1,660,766,140.20 and 330,819,545.60

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Solution

The fourth proportional to 1,107,164,304.80, 1,660,766,140.20 and 330,819,545.60 is: 496,235,199.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,164,304.80 : 1,660,766,140.20 = 330,819,545.60 : x
  2. Step 2: Convert to fraction form
    1,107,164,304.80/1,660,766,140.20 = 330,819,545.60/x
  3. Step 3: Cross multiply
    1,107,164,304.80x = 1,660,766,140.20 × 330,819,545.60
  4. Step 4: Simplify right side
    1,107,164,304.80x = 549,413,899,848,829,952
  5. Step 5: Solve for x
    x = 549,413,899,848,829,952/1,107,164,304.80
  6. Step 6: Final answer
    x = 496,235,199.66

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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.