Home / 114,040,864.36-157,506,293.22-77,307,662.44

Finding the Fourth Proportional to 114,040,864.36, 157,506,293.22 and 77,307,662.44

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Solution

The fourth proportional to 114,040,864.36, 157,506,293.22 and 77,307,662.44 is: 106,772,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,040,864.36 : 157,506,293.22 = 77,307,662.44 : x
  2. Step 2: Convert to fraction form
    114,040,864.36/157,506,293.22 = 77,307,662.44/x
  3. Step 3: Cross multiply
    114,040,864.36x = 157,506,293.22 × 77,307,662.44
  4. Step 4: Simplify right side
    114,040,864.36x = 12,176,443,348,427,420
  5. Step 5: Solve for x
    x = 12,176,443,348,427,420/114,040,864.36
  6. Step 6: Final answer
    x = 106,772,632.92

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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.