Home / 1,479,198,611.30-2,041,358,250.12-819,148,889.30

Finding the Fourth Proportional to 1,479,198,611.30, 2,041,358,250.12 and 819,148,889.30

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Solution

The fourth proportional to 1,479,198,611.30, 2,041,358,250.12 and 819,148,889.30 is: 1,130,461,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,198,611.30 : 2,041,358,250.12 = 819,148,889.30 : x
  2. Step 2: Convert to fraction form
    1,479,198,611.30/2,041,358,250.12 = 819,148,889.30/x
  3. Step 3: Cross multiply
    1,479,198,611.30x = 2,041,358,250.12 × 819,148,889.30
  4. Step 4: Simplify right side
    1,479,198,611.30x = 1,672,176,343,249,189,376
  5. Step 5: Solve for x
    x = 1,672,176,343,249,189,376/1,479,198,611.30
  6. Step 6: Final answer
    x = 1,130,461,001.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.