Home / 1,539,648,016.40-2,309,472,024.60-1,049,871,990.80

Finding the Fourth Proportional to 1,539,648,016.40, 2,309,472,024.60 and 1,049,871,990.80

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Solution

The fourth proportional to 1,539,648,016.40, 2,309,472,024.60 and 1,049,871,990.80 is: 1,574,807,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,648,016.40 : 2,309,472,024.60 = 1,049,871,990.80 : x
  2. Step 2: Convert to fraction form
    1,539,648,016.40/2,309,472,024.60 = 1,049,871,990.80/x
  3. Step 3: Cross multiply
    1,539,648,016.40x = 2,309,472,024.60 × 1,049,871,990.80
  4. Step 4: Simplify right side
    1,539,648,016.40x = 2,424,649,992,163,708,416
  5. Step 5: Solve for x
    x = 2,424,649,992,163,708,416/1,539,648,016.40
  6. Step 6: Final answer
    x = 1,574,807,986.20

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Double scale
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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.