Home / 992,413,793.40-1,488,620,690.10-944,796,679.80

Finding the Fourth Proportional to 992,413,793.40, 1,488,620,690.10 and 944,796,679.80

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Solution

The fourth proportional to 992,413,793.40, 1,488,620,690.10 and 944,796,679.80 is: 1,417,195,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,413,793.40 : 1,488,620,690.10 = 944,796,679.80 : x
  2. Step 2: Convert to fraction form
    992,413,793.40/1,488,620,690.10 = 944,796,679.80/x
  3. Step 3: Cross multiply
    992,413,793.40x = 1,488,620,690.10 × 944,796,679.80
  4. Step 4: Simplify right side
    992,413,793.40x = 1,406,443,885,488,064,512
  5. Step 5: Solve for x
    x = 1,406,443,885,488,064,512/992,413,793.40
  6. Step 6: Final answer
    x = 1,417,195,019.70

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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.