Home / 2,621,897,359.60-3,934,357,693.80-987,295,068.40

Finding the Fourth Proportional to 2,621,897,359.60, 3,934,357,693.80 and 987,295,068.40

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Solution

The fourth proportional to 2,621,897,359.60, 3,934,357,693.80 and 987,295,068.40 is: 1,481,511,827.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,897,359.60 : 3,934,357,693.80 = 987,295,068.40 : x
  2. Step 2: Convert to fraction form
    2,621,897,359.60/3,934,357,693.80 = 987,295,068.40/x
  3. Step 3: Cross multiply
    2,621,897,359.60x = 3,934,357,693.80 × 987,295,068.40
  4. Step 4: Simplify right side
    2,621,897,359.60x = 3,884,371,948,410,337,280
  5. Step 5: Solve for x
    x = 3,884,371,948,410,337,280/2,621,897,359.60
  6. Step 6: Final answer
    x = 1,481,511,827.37

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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.