Home / 508,937,344.32-702,363,604.40-383,267,823.12

Finding the Fourth Proportional to 508,937,344.32, 702,363,604.40 and 383,267,823.12

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Solution

The fourth proportional to 508,937,344.32, 702,363,604.40 and 383,267,823.12 is: 528,932,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,937,344.32 : 702,363,604.40 = 383,267,823.12 : x
  2. Step 2: Convert to fraction form
    508,937,344.32/702,363,604.40 = 383,267,823.12/x
  3. Step 3: Cross multiply
    508,937,344.32x = 702,363,604.40 × 383,267,823.12
  4. Step 4: Simplify right side
    508,937,344.32x = 269,193,369,697,104,832
  5. Step 5: Solve for x
    x = 269,193,369,697,104,832/508,937,344.32
  6. Step 6: Final answer
    x = 528,932,240.29

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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.