Home / 532,497,849.45-734,920,032.22-306,432,187.22

Finding the Fourth Proportional to 532,497,849.45, 734,920,032.22 and 306,432,187.22

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Solution

The fourth proportional to 532,497,849.45, 734,920,032.22 and 306,432,187.22 is: 422,918,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,497,849.45 : 734,920,032.22 = 306,432,187.22 : x
  2. Step 2: Convert to fraction form
    532,497,849.45/734,920,032.22 = 306,432,187.22/x
  3. Step 3: Cross multiply
    532,497,849.45x = 734,920,032.22 × 306,432,187.22
  4. Step 4: Simplify right side
    532,497,849.45x = 225,203,152,906,038,688
  5. Step 5: Solve for x
    x = 225,203,152,906,038,688/532,497,849.45
  6. Step 6: Final answer
    x = 422,918,427.07

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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.