Home / 166,482,007.80-249,723,011.70-155,144,599.80

Finding the Fourth Proportional to 166,482,007.80, 249,723,011.70 and 155,144,599.80

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Solution

The fourth proportional to 166,482,007.80, 249,723,011.70 and 155,144,599.80 is: 232,716,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,482,007.80 : 249,723,011.70 = 155,144,599.80 : x
  2. Step 2: Convert to fraction form
    166,482,007.80/249,723,011.70 = 155,144,599.80/x
  3. Step 3: Cross multiply
    166,482,007.80x = 249,723,011.70 × 155,144,599.80
  4. Step 4: Simplify right side
    166,482,007.80x = 38,743,176,711,047,216
  5. Step 5: Solve for x
    x = 38,743,176,711,047,216/166,482,007.80
  6. Step 6: Final answer
    x = 232,716,899.70

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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.