Home / 2,428,209,803.28-3,642,662,152.19-747,637,485.69

Finding the Fourth Proportional to 2,428,209,803.28, 3,642,662,152.19 and 747,637,485.69

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Solution

The fourth proportional to 2,428,209,803.28, 3,642,662,152.19 and 747,637,485.69 is: 1,121,563,206.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,209,803.28 : 3,642,662,152.19 = 747,637,485.69 : x
  2. Step 2: Convert to fraction form
    2,428,209,803.28/3,642,662,152.19 = 747,637,485.69/x
  3. Step 3: Cross multiply
    2,428,209,803.28x = 3,642,662,152.19 × 747,637,485.69
  4. Step 4: Simplify right side
    2,428,209,803.28x = 2,723,390,772,683,324,928
  5. Step 5: Solve for x
    x = 2,723,390,772,683,324,928/2,428,209,803.28
  6. Step 6: Final answer
    x = 1,121,563,206.36

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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.