Home / 2,989,592,178.30-4,484,371,955.13-1,218,955,950.18

Finding the Fourth Proportional to 2,989,592,178.30, 4,484,371,955.13 and 1,218,955,950.18

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Solution

The fourth proportional to 2,989,592,178.30, 4,484,371,955.13 and 1,218,955,950.18 is: 1,828,427,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,592,178.30 : 4,484,371,955.13 = 1,218,955,950.18 : x
  2. Step 2: Convert to fraction form
    2,989,592,178.30/4,484,371,955.13 = 1,218,955,950.18/x
  3. Step 3: Cross multiply
    2,989,592,178.30x = 4,484,371,955.13 × 1,218,955,950.18
  4. Step 4: Simplify right side
    2,989,592,178.30x = 5,466,251,877,526,033,408
  5. Step 5: Solve for x
    x = 5,466,251,877,526,033,408/2,989,592,178.30
  6. Step 6: Final answer
    x = 1,828,427,274.20

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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.