Home / 340,712,540.70-511,068,811.05-146,716,892.70

Finding the Fourth Proportional to 340,712,540.70, 511,068,811.05 and 146,716,892.70

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Solution

The fourth proportional to 340,712,540.70, 511,068,811.05 and 146,716,892.70 is: 220,075,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,712,540.70 : 511,068,811.05 = 146,716,892.70 : x
  2. Step 2: Convert to fraction form
    340,712,540.70/511,068,811.05 = 146,716,892.70/x
  3. Step 3: Cross multiply
    340,712,540.70x = 511,068,811.05 × 146,716,892.70
  4. Step 4: Simplify right side
    340,712,540.70x = 74,982,427,913,139,424
  5. Step 5: Solve for x
    x = 74,982,427,913,139,424/340,712,540.70
  6. Step 6: Final answer
    x = 220,075,339.05

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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.