Home / 790,896,008.40-1,186,344,012.60-532,235,144.40

Finding the Fourth Proportional to 790,896,008.40, 1,186,344,012.60 and 532,235,144.40

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Solution

The fourth proportional to 790,896,008.40, 1,186,344,012.60 and 532,235,144.40 is: 798,352,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,896,008.40 : 1,186,344,012.60 = 532,235,144.40 : x
  2. Step 2: Convert to fraction form
    790,896,008.40/1,186,344,012.60 = 532,235,144.40/x
  3. Step 3: Cross multiply
    790,896,008.40x = 1,186,344,012.60 × 532,235,144.40
  4. Step 4: Simplify right side
    790,896,008.40x = 631,413,976,854,236,288
  5. Step 5: Solve for x
    x = 631,413,976,854,236,288/790,896,008.40
  6. Step 6: Final answer
    x = 798,352,716.60

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Double scale
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Similar ratio
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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.