Home / 747,371,365.23-1,031,352,501.99-412,836,687.64

Finding the Fourth Proportional to 747,371,365.23, 1,031,352,501.99 and 412,836,687.64

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Solution

The fourth proportional to 747,371,365.23, 1,031,352,501.99 and 412,836,687.64 is: 569,703,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,371,365.23 : 1,031,352,501.99 = 412,836,687.64 : x
  2. Step 2: Convert to fraction form
    747,371,365.23/1,031,352,501.99 = 412,836,687.64/x
  3. Step 3: Cross multiply
    747,371,365.23x = 1,031,352,501.99 × 412,836,687.64
  4. Step 4: Simplify right side
    747,371,365.23x = 425,780,150,710,778,112
  5. Step 5: Solve for x
    x = 425,780,150,710,778,112/747,371,365.23
  6. Step 6: Final answer
    x = 569,703,591.17

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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.