Home / 2,989,592,159.05-4,484,371,926.30-1,218,955,930.93

Finding the Fourth Proportional to 2,989,592,159.05, 4,484,371,926.30 and 1,218,955,930.93

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Solution

The fourth proportional to 2,989,592,159.05, 4,484,371,926.30 and 1,218,955,930.93 is: 1,828,427,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,592,159.05 : 4,484,371,926.30 = 1,218,955,930.93 : x
  2. Step 2: Convert to fraction form
    2,989,592,159.05/4,484,371,926.30 = 1,218,955,930.93/x
  3. Step 3: Cross multiply
    2,989,592,159.05x = 4,484,371,926.30 × 1,218,955,930.93
  4. Step 4: Simplify right side
    2,989,592,159.05x = 5,466,251,756,059,374,592
  5. Step 5: Solve for x
    x = 5,466,251,756,059,374,592/2,989,592,159.05
  6. Step 6: Final answer
    x = 1,828,427,245.34

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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.