Home / 173,840,989,987.35-260,761,484,981.03-123,339,639,792.15

Finding the Fourth Proportional to 173,840,989,987.35, 260,761,484,981.03 and 123,339,639,792.15

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Solution

The fourth proportional to 173,840,989,987.35, 260,761,484,981.03 and 123,339,639,792.15 is: 185,009,459,688.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,989,987.35 : 260,761,484,981.03 = 123,339,639,792.15 : x
  2. Step 2: Convert to fraction form
    173,840,989,987.35/260,761,484,981.03 = 123,339,639,792.15/x
  3. Step 3: Cross multiply
    173,840,989,987.35x = 260,761,484,981.03 × 123,339,639,792.15
  4. Step 4: Simplify right side
    173,840,989,987.35x = 32,162,227,629,226,368,958,464
  5. Step 5: Solve for x
    x = 32,162,227,629,226,368,958,464/173,840,989,987.35
  6. Step 6: Final answer
    x = 185,009,459,688.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.