Home / 480,923,792.32-663,675,073.68-260,907,160

Finding the Fourth Proportional to 480,923,792.32, 663,675,073.68 and 260,907,160

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Solution

The fourth proportional to 480,923,792.32, 663,675,073.68 and 260,907,160 is: 360,052,011.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,923,792.32 : 663,675,073.68 = 260,907,160 : x
  2. Step 2: Convert to fraction form
    480,923,792.32/663,675,073.68 = 260,907,160/x
  3. Step 3: Cross multiply
    480,923,792.32x = 663,675,073.68 × 260,907,160
  4. Step 4: Simplify right side
    480,923,792.32x = 173,157,578,636,639,520
  5. Step 5: Solve for x
    x = 173,157,578,636,639,520/480,923,792.32
  6. Step 6: Final answer
    x = 360,052,011.15

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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.