Home / 871,290,395.53-1,202,345,760.29-474,804,934.59

Finding the Fourth Proportional to 871,290,395.53, 1,202,345,760.29 and 474,804,934.59

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Solution

The fourth proportional to 871,290,395.53, 1,202,345,760.29 and 474,804,934.59 is: 655,211,744.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,290,395.53 : 1,202,345,760.29 = 474,804,934.59 : x
  2. Step 2: Convert to fraction form
    871,290,395.53/1,202,345,760.29 = 474,804,934.59/x
  3. Step 3: Cross multiply
    871,290,395.53x = 1,202,345,760.29 × 474,804,934.59
  4. Step 4: Simplify right side
    871,290,395.53x = 570,879,700,069,057,216
  5. Step 5: Solve for x
    x = 570,879,700,069,057,216/871,290,395.53
  6. Step 6: Final answer
    x = 655,211,744.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.