Home / 982,002,798.12-1,473,198,242.91-360,223,803.74

Finding the Fourth Proportional to 982,002,798.12, 1,473,198,242.91 and 360,223,803.74

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Solution

The fourth proportional to 982,002,798.12, 1,473,198,242.91 and 360,223,803.74 is: 540,406,886.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,002,798.12 : 1,473,198,242.91 = 360,223,803.74 : x
  2. Step 2: Convert to fraction form
    982,002,798.12/1,473,198,242.91 = 360,223,803.74/x
  3. Step 3: Cross multiply
    982,002,798.12x = 1,473,198,242.91 × 360,223,803.74
  4. Step 4: Simplify right side
    982,002,798.12x = 530,681,074,724,124,736
  5. Step 5: Solve for x
    x = 530,681,074,724,124,736/982,002,798.12
  6. Step 6: Final answer
    x = 540,406,886.56

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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.