Home / 260,069,020.90-390,103,531.35-236,260,464.10

Finding the Fourth Proportional to 260,069,020.90, 390,103,531.35 and 236,260,464.10

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Solution

The fourth proportional to 260,069,020.90, 390,103,531.35 and 236,260,464.10 is: 354,390,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,069,020.90 : 390,103,531.35 = 236,260,464.10 : x
  2. Step 2: Convert to fraction form
    260,069,020.90/390,103,531.35 = 236,260,464.10/x
  3. Step 3: Cross multiply
    260,069,020.90x = 390,103,531.35 × 236,260,464.10
  4. Step 4: Simplify right side
    260,069,020.90x = 92,166,041,363,799,904
  5. Step 5: Solve for x
    x = 92,166,041,363,799,904/260,069,020.90
  6. Step 6: Final answer
    x = 354,390,696.15

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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.