Home / 998,487,165.60-1,497,730,748.40-969,789,351.60

Finding the Fourth Proportional to 998,487,165.60, 1,497,730,748.40 and 969,789,351.60

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Solution

The fourth proportional to 998,487,165.60, 1,497,730,748.40 and 969,789,351.60 is: 1,454,684,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,487,165.60 : 1,497,730,748.40 = 969,789,351.60 : x
  2. Step 2: Convert to fraction form
    998,487,165.60/1,497,730,748.40 = 969,789,351.60/x
  3. Step 3: Cross multiply
    998,487,165.60x = 1,497,730,748.40 × 969,789,351.60
  4. Step 4: Simplify right side
    998,487,165.60x = 1,452,483,331,362,218,752
  5. Step 5: Solve for x
    x = 1,452,483,331,362,218,752/998,487,165.60
  6. Step 6: Final answer
    x = 1,454,684,027.40

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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.