Home / 105,255,304.47-145,244,946.44-61,199,177.73

Finding the Fourth Proportional to 105,255,304.47, 145,244,946.44 and 61,199,177.73

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Solution

The fourth proportional to 105,255,304.47, 145,244,946.44 and 61,199,177.73 is: 84,450,577.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,255,304.47 : 145,244,946.44 = 61,199,177.73 : x
  2. Step 2: Convert to fraction form
    105,255,304.47/145,244,946.44 = 61,199,177.73/x
  3. Step 3: Cross multiply
    105,255,304.47x = 145,244,946.44 × 61,199,177.73
  4. Step 4: Simplify right side
    105,255,304.47x = 8,888,871,291,259,895
  5. Step 5: Solve for x
    x = 8,888,871,291,259,895/105,255,304.47
  6. Step 6: Final answer
    x = 84,450,577.92

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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.