Home / 101,066,809.01-139,472,616.72-54,657,062.93

Finding the Fourth Proportional to 101,066,809.01, 139,472,616.72 and 54,657,062.93

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Solution

The fourth proportional to 101,066,809.01, 139,472,616.72 and 54,657,062.93 is: 75,426,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,809.01 : 139,472,616.72 = 54,657,062.93 : x
  2. Step 2: Convert to fraction form
    101,066,809.01/139,472,616.72 = 54,657,062.93/x
  3. Step 3: Cross multiply
    101,066,809.01x = 139,472,616.72 × 54,657,062.93
  4. Step 4: Simplify right side
    101,066,809.01x = 7,623,163,588,379,447
  5. Step 5: Solve for x
    x = 7,623,163,588,379,447/101,066,809.01
  6. Step 6: Final answer
    x = 75,426,974.13

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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.