Home / 932,023,492.29-1,286,219,687.72-508,664,307.42

Finding the Fourth Proportional to 932,023,492.29, 1,286,219,687.72 and 508,664,307.42

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Solution

The fourth proportional to 932,023,492.29, 1,286,219,687.72 and 508,664,307.42 is: 701,971,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,023,492.29 : 1,286,219,687.72 = 508,664,307.42 : x
  2. Step 2: Convert to fraction form
    932,023,492.29/1,286,219,687.72 = 508,664,307.42/x
  3. Step 3: Cross multiply
    932,023,492.29x = 1,286,219,687.72 × 508,664,307.42
  4. Step 4: Simplify right side
    932,023,492.29x = 654,254,046,641,519,104
  5. Step 5: Solve for x
    x = 654,254,046,641,519,104/932,023,492.29
  6. Step 6: Final answer
    x = 701,971,626.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.