Home / 805,887,807.20-1,208,831,710.80-741,390,552.80

Finding the Fourth Proportional to 805,887,807.20, 1,208,831,710.80 and 741,390,552.80

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Solution

The fourth proportional to 805,887,807.20, 1,208,831,710.80 and 741,390,552.80 is: 1,112,085,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,887,807.20 : 1,208,831,710.80 = 741,390,552.80 : x
  2. Step 2: Convert to fraction form
    805,887,807.20/1,208,831,710.80 = 741,390,552.80/x
  3. Step 3: Cross multiply
    805,887,807.20x = 1,208,831,710.80 × 741,390,552.80
  4. Step 4: Simplify right side
    805,887,807.20x = 896,216,410,312,181,632
  5. Step 5: Solve for x
    x = 896,216,410,312,181,632/805,887,807.20
  6. Step 6: Final answer
    x = 1,112,085,829.20

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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.