Home / 68,953,745,261.48-95,158,516,326.39-40,015,694,686.05

Finding the Fourth Proportional to 68,953,745,261.48, 95,158,516,326.39 and 40,015,694,686.05

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Solution

The fourth proportional to 68,953,745,261.48, 95,158,516,326.39 and 40,015,694,686.05 is: 55,223,021,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,953,745,261.48 : 95,158,516,326.39 = 40,015,694,686.05 : x
  2. Step 2: Convert to fraction form
    68,953,745,261.48/95,158,516,326.39 = 40,015,694,686.05/x
  3. Step 3: Cross multiply
    68,953,745,261.48x = 95,158,516,326.39 × 40,015,694,686.05
  4. Step 4: Simplify right side
    68,953,745,261.48x = 3,807,834,136,094,326,652,928
  5. Step 5: Solve for x
    x = 3,807,834,136,094,326,652,928/68,953,745,261.48
  6. Step 6: Final answer
    x = 55,223,021,195.66

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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.