Home / 998,014,712.60-1,497,022,068.90-739,734,386.60

Finding the Fourth Proportional to 998,014,712.60, 1,497,022,068.90 and 739,734,386.60

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Solution

The fourth proportional to 998,014,712.60, 1,497,022,068.90 and 739,734,386.60 is: 1,109,601,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,014,712.60 : 1,497,022,068.90 = 739,734,386.60 : x
  2. Step 2: Convert to fraction form
    998,014,712.60/1,497,022,068.90 = 739,734,386.60/x
  3. Step 3: Cross multiply
    998,014,712.60x = 1,497,022,068.90 × 739,734,386.60
  4. Step 4: Simplify right side
    998,014,712.60x = 1,107,398,701,864,404,480
  5. Step 5: Solve for x
    x = 1,107,398,701,864,404,480/998,014,712.60
  6. Step 6: Final answer
    x = 1,109,601,579.90

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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.