Home / 1,165,018,812.60-1,747,528,218.90-707,864,662.20

Finding the Fourth Proportional to 1,165,018,812.60, 1,747,528,218.90 and 707,864,662.20

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Solution

The fourth proportional to 1,165,018,812.60, 1,747,528,218.90 and 707,864,662.20 is: 1,061,796,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,018,812.60 : 1,747,528,218.90 = 707,864,662.20 : x
  2. Step 2: Convert to fraction form
    1,165,018,812.60/1,747,528,218.90 = 707,864,662.20/x
  3. Step 3: Cross multiply
    1,165,018,812.60x = 1,747,528,218.90 × 707,864,662.20
  4. Step 4: Simplify right side
    1,165,018,812.60x = 1,237,013,472,356,616,192
  5. Step 5: Solve for x
    x = 1,237,013,472,356,616,192/1,165,018,812.60
  6. Step 6: Final answer
    x = 1,061,796,993.30

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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.