Home / 318,165,614.87-476,938,903.93-152,125,971.66

Finding the Fourth Proportional to 318,165,614.87, 476,938,903.93 and 152,125,971.66

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Solution

The fourth proportional to 318,165,614.87, 476,938,903.93 and 152,125,971.66 is: 228,040,966.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,165,614.87 : 476,938,903.93 = 152,125,971.66 : x
  2. Step 2: Convert to fraction form
    318,165,614.87/476,938,903.93 = 152,125,971.66/x
  3. Step 3: Cross multiply
    318,165,614.87x = 476,938,903.93 × 152,125,971.66
  4. Step 4: Simplify right side
    318,165,614.87x = 72,554,794,182,426,320
  5. Step 5: Solve for x
    x = 72,554,794,182,426,320/318,165,614.87
  6. Step 6: Final answer
    x = 228,040,966.06

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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.