Home / 732,802,438.40-1,099,203,657.60-248,128,246.40

Finding the Fourth Proportional to 732,802,438.40, 1,099,203,657.60 and 248,128,246.40

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Solution

The fourth proportional to 732,802,438.40, 1,099,203,657.60 and 248,128,246.40 is: 372,192,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,802,438.40 : 1,099,203,657.60 = 248,128,246.40 : x
  2. Step 2: Convert to fraction form
    732,802,438.40/1,099,203,657.60 = 248,128,246.40/x
  3. Step 3: Cross multiply
    732,802,438.40x = 1,099,203,657.60 × 248,128,246.40
  4. Step 4: Simplify right side
    732,802,438.40x = 272,743,475,996,754,016
  5. Step 5: Solve for x
    x = 272,743,475,996,754,016/732,802,438.40
  6. Step 6: Final answer
    x = 372,192,369.60

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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.