Home / 68,953,745,256.98-95,158,516,320.18-40,015,694,681.53

Finding the Fourth Proportional to 68,953,745,256.98, 95,158,516,320.18 and 40,015,694,681.53

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Solution

The fourth proportional to 68,953,745,256.98, 95,158,516,320.18 and 40,015,694,681.53 is: 55,223,021,189.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,953,745,256.98 : 95,158,516,320.18 = 40,015,694,681.53 : x
  2. Step 2: Convert to fraction form
    68,953,745,256.98/95,158,516,320.18 = 40,015,694,681.53/x
  3. Step 3: Cross multiply
    68,953,745,256.98x = 95,158,516,320.18 × 40,015,694,681.53
  4. Step 4: Simplify right side
    68,953,745,256.98x = 3,807,834,135,415,522,066,432
  5. Step 5: Solve for x
    x = 3,807,834,135,415,522,066,432/68,953,745,256.98
  6. Step 6: Final answer
    x = 55,223,021,189.42

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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.