Home / 599,126,645.40-898,689,968.10-292,260,802.20

Finding the Fourth Proportional to 599,126,645.40, 898,689,968.10 and 292,260,802.20

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Solution

The fourth proportional to 599,126,645.40, 898,689,968.10 and 292,260,802.20 is: 438,391,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,126,645.40 : 898,689,968.10 = 292,260,802.20 : x
  2. Step 2: Convert to fraction form
    599,126,645.40/898,689,968.10 = 292,260,802.20/x
  3. Step 3: Cross multiply
    599,126,645.40x = 898,689,968.10 × 292,260,802.20
  4. Step 4: Simplify right side
    599,126,645.40x = 262,651,851,005,998,400
  5. Step 5: Solve for x
    x = 262,651,851,005,998,400/599,126,645.40
  6. Step 6: Final answer
    x = 438,391,203.30

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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.