Home / 260,069,008.90-390,103,513.35-236,260,452.10

Finding the Fourth Proportional to 260,069,008.90, 390,103,513.35 and 236,260,452.10

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Solution

The fourth proportional to 260,069,008.90, 390,103,513.35 and 236,260,452.10 is: 354,390,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,069,008.90 : 390,103,513.35 = 236,260,452.10 : x
  2. Step 2: Convert to fraction form
    260,069,008.90/390,103,513.35 = 236,260,452.10/x
  3. Step 3: Cross multiply
    260,069,008.90x = 390,103,513.35 × 236,260,452.10
  4. Step 4: Simplify right side
    260,069,008.90x = 92,166,032,429,869,392
  5. Step 5: Solve for x
    x = 92,166,032,429,869,392/260,069,008.90
  6. Step 6: Final answer
    x = 354,390,678.15

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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.