Home / 1,452,646,805.05-2,004,487,047.12-817,444,607.05

Finding the Fourth Proportional to 1,452,646,805.05, 2,004,487,047.12 and 817,444,607.05

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Solution

The fourth proportional to 1,452,646,805.05, 2,004,487,047.12 and 817,444,607.05 is: 1,127,980,401.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,646,805.05 : 2,004,487,047.12 = 817,444,607.05 : x
  2. Step 2: Convert to fraction form
    1,452,646,805.05/2,004,487,047.12 = 817,444,607.05/x
  3. Step 3: Cross multiply
    1,452,646,805.05x = 2,004,487,047.12 × 817,444,607.05
  4. Step 4: Simplify right side
    1,452,646,805.05x = 1,638,557,126,569,822,976
  5. Step 5: Solve for x
    x = 1,638,557,126,569,822,976/1,452,646,805.05
  6. Step 6: Final answer
    x = 1,127,980,401.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.