Home / 1,684,949,738.40-2,527,424,607.60-766,619,690.40

Finding the Fourth Proportional to 1,684,949,738.40, 2,527,424,607.60 and 766,619,690.40

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Solution

The fourth proportional to 1,684,949,738.40, 2,527,424,607.60 and 766,619,690.40 is: 1,149,929,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,949,738.40 : 2,527,424,607.60 = 766,619,690.40 : x
  2. Step 2: Convert to fraction form
    1,684,949,738.40/2,527,424,607.60 = 766,619,690.40/x
  3. Step 3: Cross multiply
    1,684,949,738.40x = 2,527,424,607.60 × 766,619,690.40
  4. Step 4: Simplify right side
    1,684,949,738.40x = 1,937,573,470,187,653,376
  5. Step 5: Solve for x
    x = 1,937,573,470,187,653,376/1,684,949,738.40
  6. Step 6: Final answer
    x = 1,149,929,535.60

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Double scale
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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.