Home / 2,989,592,153.02-4,484,371,917.25-1,218,955,924.90

Finding the Fourth Proportional to 2,989,592,153.02, 4,484,371,917.25 and 1,218,955,924.90

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Solution

The fourth proportional to 2,989,592,153.02, 4,484,371,917.25 and 1,218,955,924.90 is: 1,828,427,236.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,592,153.02 : 4,484,371,917.25 = 1,218,955,924.90 : x
  2. Step 2: Convert to fraction form
    2,989,592,153.02/4,484,371,917.25 = 1,218,955,924.90/x
  3. Step 3: Cross multiply
    2,989,592,153.02x = 4,484,371,917.25 × 1,218,955,924.90
  4. Step 4: Simplify right side
    2,989,592,153.02x = 5,466,251,717,987,060,736
  5. Step 5: Solve for x
    x = 5,466,251,717,987,060,736/2,989,592,153.02
  6. Step 6: Final answer
    x = 1,828,427,236.29

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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.