Home / 101,066,827.64-139,472,642.48-54,657,081.56

Finding the Fourth Proportional to 101,066,827.64, 139,472,642.48 and 54,657,081.56

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Solution

The fourth proportional to 101,066,827.64, 139,472,642.48 and 54,657,081.56 is: 75,426,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,827.64 : 139,472,642.48 = 54,657,081.56 : x
  2. Step 2: Convert to fraction form
    101,066,827.64/139,472,642.48 = 54,657,081.56/x
  3. Step 3: Cross multiply
    101,066,827.64x = 139,472,642.48 × 54,657,081.56
  4. Step 4: Simplify right side
    101,066,827.64x = 7,623,167,594,447,432
  5. Step 5: Solve for x
    x = 7,623,167,594,447,432/101,066,827.64
  6. Step 6: Final answer
    x = 75,426,999.87

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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.