Home / 432,144,808.78-596,359,865.28-236,574,520.78

Finding the Fourth Proportional to 432,144,808.78, 596,359,865.28 and 236,574,520.78

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Solution

The fourth proportional to 432,144,808.78, 596,359,865.28 and 236,574,520.78 is: 326,472,854.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,144,808.78 : 596,359,865.28 = 236,574,520.78 : x
  2. Step 2: Convert to fraction form
    432,144,808.78/596,359,865.28 = 236,574,520.78/x
  3. Step 3: Cross multiply
    432,144,808.78x = 596,359,865.28 × 236,574,520.78
  4. Step 4: Simplify right side
    432,144,808.78x = 141,083,549,341,041,360
  5. Step 5: Solve for x
    x = 141,083,549,341,041,360/432,144,808.78
  6. Step 6: Final answer
    x = 326,472,854.64

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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.