Home / 975,192,119.28-1,345,761,074.94-579,041,213.76

Finding the Fourth Proportional to 975,192,119.28, 1,345,761,074.94 and 579,041,213.76

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Solution

The fourth proportional to 975,192,119.28, 1,345,761,074.94 and 579,041,213.76 is: 799,074,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,192,119.28 : 1,345,761,074.94 = 579,041,213.76 : x
  2. Step 2: Convert to fraction form
    975,192,119.28/1,345,761,074.94 = 579,041,213.76/x
  3. Step 3: Cross multiply
    975,192,119.28x = 1,345,761,074.94 × 579,041,213.76
  4. Step 4: Simplify right side
    975,192,119.28x = 779,251,126,264,219,904
  5. Step 5: Solve for x
    x = 779,251,126,264,219,904/975,192,119.28
  6. Step 6: Final answer
    x = 799,074,470.41

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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.