Home / 436,752,345.20-655,128,517.80-403,495,948.40

Finding the Fourth Proportional to 436,752,345.20, 655,128,517.80 and 403,495,948.40

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Solution

The fourth proportional to 436,752,345.20, 655,128,517.80 and 403,495,948.40 is: 605,243,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,752,345.20 : 655,128,517.80 = 403,495,948.40 : x
  2. Step 2: Convert to fraction form
    436,752,345.20/655,128,517.80 = 403,495,948.40/x
  3. Step 3: Cross multiply
    436,752,345.20x = 655,128,517.80 × 403,495,948.40
  4. Step 4: Simplify right side
    436,752,345.20x = 264,341,702,613,597,248
  5. Step 5: Solve for x
    x = 264,341,702,613,597,248/436,752,345.20
  6. Step 6: Final answer
    x = 605,243,922.60

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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.