Home / 1,379,071,024.20-1,903,158,389.79-752,579,833.05

Finding the Fourth Proportional to 1,379,071,024.20, 1,903,158,389.79 and 752,579,833.05

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Solution

The fourth proportional to 1,379,071,024.20, 1,903,158,389.79 and 752,579,833.05 is: 1,038,582,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,071,024.20 : 1,903,158,389.79 = 752,579,833.05 : x
  2. Step 2: Convert to fraction form
    1,379,071,024.20/1,903,158,389.79 = 752,579,833.05/x
  3. Step 3: Cross multiply
    1,379,071,024.20x = 1,903,158,389.79 × 752,579,833.05
  4. Step 4: Simplify right side
    1,379,071,024.20x = 1,432,278,623,255,864,832
  5. Step 5: Solve for x
    x = 1,432,278,623,255,864,832/1,379,071,024.20
  6. Step 6: Final answer
    x = 1,038,582,203.62

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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.