Home / 166,431,744.40-249,161,011.80-118,656,000.40

Finding the Fourth Proportional to 166,431,744.40, 249,161,011.80 and 118,656,000.40

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Solution

The fourth proportional to 166,431,744.40, 249,161,011.80 and 118,656,000.40 is: 177,637,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,431,744.40 : 249,161,011.80 = 118,656,000.40 : x
  2. Step 2: Convert to fraction form
    166,431,744.40/249,161,011.80 = 118,656,000.40/x
  3. Step 3: Cross multiply
    166,431,744.40x = 249,161,011.80 × 118,656,000.40
  4. Step 4: Simplify right side
    166,431,744.40x = 29,564,449,115,805,208
  5. Step 5: Solve for x
    x = 29,564,449,115,805,208/166,431,744.40
  6. Step 6: Final answer
    x = 177,637,080.13

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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.