Home / 218,060,345.68-300,923,278.01-118,941,087.94

Finding the Fourth Proportional to 218,060,345.68, 300,923,278.01 and 118,941,087.94

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Solution

The fourth proportional to 218,060,345.68, 300,923,278.01 and 118,941,087.94 is: 164,138,701.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,060,345.68 : 300,923,278.01 = 118,941,087.94 : x
  2. Step 2: Convert to fraction form
    218,060,345.68/300,923,278.01 = 118,941,087.94/x
  3. Step 3: Cross multiply
    218,060,345.68x = 300,923,278.01 × 118,941,087.94
  4. Step 4: Simplify right side
    218,060,345.68x = 35,792,142,072,980,476
  5. Step 5: Solve for x
    x = 35,792,142,072,980,476/218,060,345.68
  6. Step 6: Final answer
    x = 164,138,701.89

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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.