Home / 118,717,286.40-178,075,929.60-107,001,964.80

Finding the Fourth Proportional to 118,717,286.40, 178,075,929.60 and 107,001,964.80

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Solution

The fourth proportional to 118,717,286.40, 178,075,929.60 and 107,001,964.80 is: 160,502,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,717,286.40 : 178,075,929.60 = 107,001,964.80 : x
  2. Step 2: Convert to fraction form
    118,717,286.40/178,075,929.60 = 107,001,964.80/x
  3. Step 3: Cross multiply
    118,717,286.40x = 178,075,929.60 × 107,001,964.80
  4. Step 4: Simplify right side
    118,717,286.40x = 19,054,474,350,786,476
  5. Step 5: Solve for x
    x = 19,054,474,350,786,476/118,717,286.40
  6. Step 6: Final answer
    x = 160,502,947.20

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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.