Home / 410,902,139.65-616,344,574.20-100,011,490.09

Finding the Fourth Proportional to 410,902,139.65, 616,344,574.20 and 100,011,490.09

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Solution

The fourth proportional to 410,902,139.65, 616,344,574.20 and 100,011,490.09 is: 150,015,133.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,902,139.65 : 616,344,574.20 = 100,011,490.09 : x
  2. Step 2: Convert to fraction form
    410,902,139.65/616,344,574.20 = 100,011,490.09/x
  3. Step 3: Cross multiply
    410,902,139.65x = 616,344,574.20 × 100,011,490.09
  4. Step 4: Simplify right side
    410,902,139.65x = 61,641,539,274,628,576
  5. Step 5: Solve for x
    x = 61,641,539,274,628,576/410,902,139.65
  6. Step 6: Final answer
    x = 150,015,133.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.