Home / 587,140,726.34-810,257,405.51-345,747,233.36

Finding the Fourth Proportional to 587,140,726.34, 810,257,405.51 and 345,747,233.36

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Solution

The fourth proportional to 587,140,726.34, 810,257,405.51 and 345,747,233.36 is: 477,133,068.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,140,726.34 : 810,257,405.51 = 345,747,233.36 : x
  2. Step 2: Convert to fraction form
    587,140,726.34/810,257,405.51 = 345,747,233.36/x
  3. Step 3: Cross multiply
    587,140,726.34x = 810,257,405.51 × 345,747,233.36
  4. Step 4: Simplify right side
    587,140,726.34x = 280,144,256,267,424,160
  5. Step 5: Solve for x
    x = 280,144,256,267,424,160/587,140,726.34
  6. Step 6: Final answer
    x = 477,133,068.27

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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.