Home / 598,771,279.20-898,156,918.80-292,260,021.60

Finding the Fourth Proportional to 598,771,279.20, 898,156,918.80 and 292,260,021.60

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Solution

The fourth proportional to 598,771,279.20, 898,156,918.80 and 292,260,021.60 is: 438,390,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,771,279.20 : 898,156,918.80 = 292,260,021.60 : x
  2. Step 2: Convert to fraction form
    598,771,279.20/898,156,918.80 = 292,260,021.60/x
  3. Step 3: Cross multiply
    598,771,279.20x = 898,156,918.80 × 292,260,021.60
  4. Step 4: Simplify right side
    598,771,279.20x = 262,495,360,488,677,440
  5. Step 5: Solve for x
    x = 262,495,360,488,677,440/598,771,279.20
  6. Step 6: Final answer
    x = 438,390,032.40

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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.