Home / 673,948,411.20-1,010,922,616.80-488,847,510.90

Finding the Fourth Proportional to 673,948,411.20, 1,010,922,616.80 and 488,847,510.90

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Solution

The fourth proportional to 673,948,411.20, 1,010,922,616.80 and 488,847,510.90 is: 733,271,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,948,411.20 : 1,010,922,616.80 = 488,847,510.90 : x
  2. Step 2: Convert to fraction form
    673,948,411.20/1,010,922,616.80 = 488,847,510.90/x
  3. Step 3: Cross multiply
    673,948,411.20x = 1,010,922,616.80 × 488,847,510.90
  4. Step 4: Simplify right side
    673,948,411.20x = 494,187,004,935,194,496
  5. Step 5: Solve for x
    x = 494,187,004,935,194,496/673,948,411.20
  6. Step 6: Final answer
    x = 733,271,266.35

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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.