Home / 412,046,111.70-618,069,167.55-153,207,772.65

Finding the Fourth Proportional to 412,046,111.70, 618,069,167.55 and 153,207,772.65

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Solution

The fourth proportional to 412,046,111.70, 618,069,167.55 and 153,207,772.65 is: 229,811,658.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,046,111.70 : 618,069,167.55 = 153,207,772.65 : x
  2. Step 2: Convert to fraction form
    412,046,111.70/618,069,167.55 = 153,207,772.65/x
  3. Step 3: Cross multiply
    412,046,111.70x = 618,069,167.55 × 153,207,772.65
  4. Step 4: Simplify right side
    412,046,111.70x = 94,693,000,503,975,152
  5. Step 5: Solve for x
    x = 94,693,000,503,975,152/412,046,111.70
  6. Step 6: Final answer
    x = 229,811,658.98

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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.