Home / 532,118,294.22-734,216,745.25-297,132,798.72

Finding the Fourth Proportional to 532,118,294.22, 734,216,745.25 and 297,132,798.72

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Solution

The fourth proportional to 532,118,294.22, 734,216,745.25 and 297,132,798.72 is: 409,983,792.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,118,294.22 : 734,216,745.25 = 297,132,798.72 : x
  2. Step 2: Convert to fraction form
    532,118,294.22/734,216,745.25 = 297,132,798.72/x
  3. Step 3: Cross multiply
    532,118,294.22x = 734,216,745.25 × 297,132,798.72
  4. Step 4: Simplify right side
    532,118,294.22x = 218,159,876,381,736,128
  5. Step 5: Solve for x
    x = 218,159,876,381,736,128/532,118,294.22
  6. Step 6: Final answer
    x = 409,983,792.61

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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.