Home / 131,712,533-181,763,295.54-73,765,781

Finding the Fourth Proportional to 131,712,533, 181,763,295.54 and 73,765,781

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Solution

The fourth proportional to 131,712,533, 181,763,295.54 and 73,765,781 is: 101,796,777.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,712,533 : 181,763,295.54 = 73,765,781 : x
  2. Step 2: Convert to fraction form
    131,712,533/181,763,295.54 = 73,765,781/x
  3. Step 3: Cross multiply
    131,712,533x = 181,763,295.54 × 73,765,781
  4. Step 4: Simplify right side
    131,712,533x = 13,407,911,452,641,916
  5. Step 5: Solve for x
    x = 13,407,911,452,641,916/131,712,533
  6. Step 6: Final answer
    x = 101,796,777.78

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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.