Home / 218,967,844,562.16-328,546,154,970.57-118,218,708,512.49

Finding the Fourth Proportional to 218,967,844,562.16, 328,546,154,970.57 and 118,218,708,512.49

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Solution

The fourth proportional to 218,967,844,562.16, 328,546,154,970.57 and 118,218,708,512.49 is: 177,379,022,043.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,967,844,562.16 : 328,546,154,970.57 = 118,218,708,512.49 : x
  2. Step 2: Convert to fraction form
    218,967,844,562.16/328,546,154,970.57 = 118,218,708,512.49/x
  3. Step 3: Cross multiply
    218,967,844,562.16x = 328,546,154,970.57 × 118,218,708,512.49
  4. Step 4: Simplify right side
    218,967,844,562.16x = 38,840,302,127,365,182,455,808
  5. Step 5: Solve for x
    x = 38,840,302,127,365,182,455,808/218,967,844,562.16
  6. Step 6: Final answer
    x = 177,379,022,043.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.