Home / 1,653,371,999.40-2,480,057,999.10-618,098,359.35

Finding the Fourth Proportional to 1,653,371,999.40, 2,480,057,999.10 and 618,098,359.35

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Solution

The fourth proportional to 1,653,371,999.40, 2,480,057,999.10 and 618,098,359.35 is: 927,147,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,371,999.40 : 2,480,057,999.10 = 618,098,359.35 : x
  2. Step 2: Convert to fraction form
    1,653,371,999.40/2,480,057,999.10 = 618,098,359.35/x
  3. Step 3: Cross multiply
    1,653,371,999.40x = 2,480,057,999.10 × 618,098,359.35
  4. Step 4: Simplify right side
    1,653,371,999.40x = 1,532,919,780,336,553,728
  5. Step 5: Solve for x
    x = 1,532,919,780,336,553,728/1,653,371,999.40
  6. Step 6: Final answer
    x = 927,147,539.03

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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.