Home / 1,668,523,767.23-2,304,473,807-1,098,853,378.47

Finding the Fourth Proportional to 1,668,523,767.23, 2,304,473,807 and 1,098,853,378.47

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Solution

The fourth proportional to 1,668,523,767.23, 2,304,473,807 and 1,098,853,378.47 is: 1,517,676,210.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,523,767.23 : 2,304,473,807 = 1,098,853,378.47 : x
  2. Step 2: Convert to fraction form
    1,668,523,767.23/2,304,473,807 = 1,098,853,378.47/x
  3. Step 3: Cross multiply
    1,668,523,767.23x = 2,304,473,807 × 1,098,853,378.47
  4. Step 4: Simplify right side
    1,668,523,767.23x = 2,532,278,828,417,572,864
  5. Step 5: Solve for x
    x = 2,532,278,828,417,572,864/1,668,523,767.23
  6. Step 6: Final answer
    x = 1,517,676,210.64

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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.