Home / 340,712,549.20-511,068,823.80-146,716,901.20

Finding the Fourth Proportional to 340,712,549.20, 511,068,823.80 and 146,716,901.20

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Solution

The fourth proportional to 340,712,549.20, 511,068,823.80 and 146,716,901.20 is: 220,075,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,712,549.20 : 511,068,823.80 = 146,716,901.20 : x
  2. Step 2: Convert to fraction form
    340,712,549.20/511,068,823.80 = 146,716,901.20/x
  3. Step 3: Cross multiply
    340,712,549.20x = 511,068,823.80 × 146,716,901.20
  4. Step 4: Simplify right side
    340,712,549.20x = 74,982,434,127,864,800
  5. Step 5: Solve for x
    x = 74,982,434,127,864,800/340,712,549.20
  6. Step 6: Final answer
    x = 220,075,351.80

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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.