Home / 1,119,744,153.80-1,679,616,230.70-942,376,704.20

Finding the Fourth Proportional to 1,119,744,153.80, 1,679,616,230.70 and 942,376,704.20

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Solution

The fourth proportional to 1,119,744,153.80, 1,679,616,230.70 and 942,376,704.20 is: 1,413,565,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,744,153.80 : 1,679,616,230.70 = 942,376,704.20 : x
  2. Step 2: Convert to fraction form
    1,119,744,153.80/1,679,616,230.70 = 942,376,704.20/x
  3. Step 3: Cross multiply
    1,119,744,153.80x = 1,679,616,230.70 × 942,376,704.20
  4. Step 4: Simplify right side
    1,119,744,153.80x = 1,582,831,207,807,892,992
  5. Step 5: Solve for x
    x = 1,582,831,207,807,892,992/1,119,744,153.80
  6. Step 6: Final answer
    x = 1,413,565,056.30

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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.