Home / 101,066,827.13-139,472,641.79-54,657,081.06

Finding the Fourth Proportional to 101,066,827.13, 139,472,641.79 and 54,657,081.06

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Solution

The fourth proportional to 101,066,827.13, 139,472,641.79 and 54,657,081.06 is: 75,426,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,827.13 : 139,472,641.79 = 54,657,081.06 : x
  2. Step 2: Convert to fraction form
    101,066,827.13/139,472,641.79 = 54,657,081.06/x
  3. Step 3: Cross multiply
    101,066,827.13x = 139,472,641.79 × 54,657,081.06
  4. Step 4: Simplify right side
    101,066,827.13x = 7,623,167,487,968,373
  5. Step 5: Solve for x
    x = 7,623,167,487,968,373/101,066,827.13
  6. Step 6: Final answer
    x = 75,426,999.19

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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.