Home / 561,104,898.20-841,657,347.30-172,893,152.60

Finding the Fourth Proportional to 561,104,898.20, 841,657,347.30 and 172,893,152.60

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Solution

The fourth proportional to 561,104,898.20, 841,657,347.30 and 172,893,152.60 is: 259,339,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,104,898.20 : 841,657,347.30 = 172,893,152.60 : x
  2. Step 2: Convert to fraction form
    561,104,898.20/841,657,347.30 = 172,893,152.60/x
  3. Step 3: Cross multiply
    561,104,898.20x = 841,657,347.30 × 172,893,152.60
  4. Step 4: Simplify right side
    561,104,898.20x = 145,516,792,183,650,080
  5. Step 5: Solve for x
    x = 145,516,792,183,650,080/561,104,898.20
  6. Step 6: Final answer
    x = 259,339,728.90

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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.