Home / 101,066,825.15-139,472,639.07-54,657,079.08

Finding the Fourth Proportional to 101,066,825.15, 139,472,639.07 and 54,657,079.08

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Solution

The fourth proportional to 101,066,825.15, 139,472,639.07 and 54,657,079.08 is: 75,426,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,825.15 : 139,472,639.07 = 54,657,079.08 : x
  2. Step 2: Convert to fraction form
    101,066,825.15/139,472,639.07 = 54,657,079.08/x
  3. Step 3: Cross multiply
    101,066,825.15x = 139,472,639.07 × 54,657,079.08
  4. Step 4: Simplify right side
    101,066,825.15x = 7,623,167,063,145,287
  5. Step 5: Solve for x
    x = 7,623,167,063,145,287/101,066,825.15
  6. Step 6: Final answer
    x = 75,426,996.46

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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.