Home / 340,712,546.70-511,068,820.05-146,716,898.70

Finding the Fourth Proportional to 340,712,546.70, 511,068,820.05 and 146,716,898.70

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Solution

The fourth proportional to 340,712,546.70, 511,068,820.05 and 146,716,898.70 is: 220,075,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,712,546.70 : 511,068,820.05 = 146,716,898.70 : x
  2. Step 2: Convert to fraction form
    340,712,546.70/511,068,820.05 = 146,716,898.70/x
  3. Step 3: Cross multiply
    340,712,546.70x = 511,068,820.05 × 146,716,898.70
  4. Step 4: Simplify right side
    340,712,546.70x = 74,982,432,300,004,368
  5. Step 5: Solve for x
    x = 74,982,432,300,004,368/340,712,546.70
  6. Step 6: Final answer
    x = 220,075,348.05

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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.