Home / 849,416,254.76-1,272,826,440.54-572,041,844.12

Finding the Fourth Proportional to 849,416,254.76, 1,272,826,440.54 and 572,041,844.12

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Solution

The fourth proportional to 849,416,254.76, 1,272,826,440.54 and 572,041,844.12 is: 857,188,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,416,254.76 : 1,272,826,440.54 = 572,041,844.12 : x
  2. Step 2: Convert to fraction form
    849,416,254.76/1,272,826,440.54 = 572,041,844.12/x
  3. Step 3: Cross multiply
    849,416,254.76x = 1,272,826,440.54 × 572,041,844.12
  4. Step 4: Simplify right side
    849,416,254.76x = 728,109,984,291,197,056
  5. Step 5: Solve for x
    x = 728,109,984,291,197,056/849,416,254.76
  6. Step 6: Final answer
    x = 857,188,663.64

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Double scale
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1.5x scale

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.