Home / 3,060,721,812.40-4,591,082,718.60-990,652,829.20

Finding the Fourth Proportional to 3,060,721,812.40, 4,591,082,718.60 and 990,652,829.20

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Solution

The fourth proportional to 3,060,721,812.40, 4,591,082,718.60 and 990,652,829.20 is: 1,485,979,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060,721,812.40 : 4,591,082,718.60 = 990,652,829.20 : x
  2. Step 2: Convert to fraction form
    3,060,721,812.40/4,591,082,718.60 = 990,652,829.20/x
  3. Step 3: Cross multiply
    3,060,721,812.40x = 4,591,082,718.60 × 990,652,829.20
  4. Step 4: Simplify right side
    3,060,721,812.40x = 4,548,169,084,272,317,952
  5. Step 5: Solve for x
    x = 4,548,169,084,272,317,952/3,060,721,812.40
  6. Step 6: Final answer
    x = 1,485,979,243.80

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1.5x scale

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.