Home / 992,242,350.21-1,369,281,077.33-552,209,085.57

Finding the Fourth Proportional to 992,242,350.21, 1,369,281,077.33 and 552,209,085.57

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Solution

The fourth proportional to 992,242,350.21, 1,369,281,077.33 and 552,209,085.57 is: 762,041,099.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,242,350.21 : 1,369,281,077.33 = 552,209,085.57 : x
  2. Step 2: Convert to fraction form
    992,242,350.21/1,369,281,077.33 = 552,209,085.57/x
  3. Step 3: Cross multiply
    992,242,350.21x = 1,369,281,077.33 × 552,209,085.57
  4. Step 4: Simplify right side
    992,242,350.21x = 756,129,451,597,942,784
  5. Step 5: Solve for x
    x = 756,129,451,597,942,784/992,242,350.21
  6. Step 6: Final answer
    x = 762,041,099.57

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Double scale
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1.5x scale

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.