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Finding the Fourth Proportional to 898,347,396.60, 1,347,521,094.90 and 549,155,230.20

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Solution

The fourth proportional to 898,347,396.60, 1,347,521,094.90 and 549,155,230.20 is: 823,732,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,347,396.60 : 1,347,521,094.90 = 549,155,230.20 : x
  2. Step 2: Convert to fraction form
    898,347,396.60/1,347,521,094.90 = 549,155,230.20/x
  3. Step 3: Cross multiply
    898,347,396.60x = 1,347,521,094.90 × 549,155,230.20
  4. Step 4: Simplify right side
    898,347,396.60x = 739,998,257,069,165,696
  5. Step 5: Solve for x
    x = 739,998,257,069,165,696/898,347,396.60
  6. Step 6: Final answer
    x = 823,732,845.30

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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.