Home / 448,472,652,754.72-618,896,119,689.84-255,794,581,184.80

Finding the Fourth Proportional to 448,472,652,754.72, 618,896,119,689.84 and 255,794,581,184.80

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Solution

The fourth proportional to 448,472,652,754.72, 618,896,119,689.84 and 255,794,581,184.80 is: 352,998,723,022.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,472,652,754.72 : 618,896,119,689.84 = 255,794,581,184.80 : x
  2. Step 2: Convert to fraction form
    448,472,652,754.72/618,896,119,689.84 = 255,794,581,184.80/x
  3. Step 3: Cross multiply
    448,472,652,754.72x = 618,896,119,689.84 × 255,794,581,184.80
  4. Step 4: Simplify right side
    448,472,652,754.72x = 158,310,273,732,960,470,433,792
  5. Step 5: Solve for x
    x = 158,310,273,732,960,470,433,792/448,472,652,754.72
  6. Step 6: Final answer
    x = 352,998,723,022.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.