Home / 70,168,686.35-104,739,086.57-61,885,292.63

Finding the Fourth Proportional to 70,168,686.35, 104,739,086.57 and 61,885,292.63

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Solution

The fourth proportional to 70,168,686.35, 104,739,086.57 and 61,885,292.63 is: 92,374,666.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,168,686.35 : 104,739,086.57 = 61,885,292.63 : x
  2. Step 2: Convert to fraction form
    70,168,686.35/104,739,086.57 = 61,885,292.63/x
  3. Step 3: Cross multiply
    70,168,686.35x = 104,739,086.57 × 61,885,292.63
  4. Step 4: Simplify right side
    70,168,686.35x = 6,481,809,021,350,231
  5. Step 5: Solve for x
    x = 6,481,809,021,350,231/70,168,686.35
  6. Step 6: Final answer
    x = 92,374,666.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.