Home / 1,453,723,718.40-2,180,585,577.60-873,248,428.80

Finding the Fourth Proportional to 1,453,723,718.40, 2,180,585,577.60 and 873,248,428.80

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Solution

The fourth proportional to 1,453,723,718.40, 2,180,585,577.60 and 873,248,428.80 is: 1,309,872,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,723,718.40 : 2,180,585,577.60 = 873,248,428.80 : x
  2. Step 2: Convert to fraction form
    1,453,723,718.40/2,180,585,577.60 = 873,248,428.80/x
  3. Step 3: Cross multiply
    1,453,723,718.40x = 2,180,585,577.60 × 873,248,428.80
  4. Step 4: Simplify right side
    1,453,723,718.40x = 1,904,192,929,503,140,352
  5. Step 5: Solve for x
    x = 1,904,192,929,503,140,352/1,453,723,718.40
  6. Step 6: Final answer
    x = 1,309,872,643.20

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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.