Home / 222,484,510.55-307,029,285.91-123,372,240.28

Finding the Fourth Proportional to 222,484,510.55, 307,029,285.91 and 123,372,240.28

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Solution

The fourth proportional to 222,484,510.55, 307,029,285.91 and 123,372,240.28 is: 170,254,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,484,510.55 : 307,029,285.91 = 123,372,240.28 : x
  2. Step 2: Convert to fraction form
    222,484,510.55/307,029,285.91 = 123,372,240.28/x
  3. Step 3: Cross multiply
    222,484,510.55x = 307,029,285.91 × 123,372,240.28
  4. Step 4: Simplify right side
    222,484,510.55x = 37,878,890,833,673,216
  5. Step 5: Solve for x
    x = 37,878,890,833,673,216/222,484,510.55
  6. Step 6: Final answer
    x = 170,254,058.31

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1.5x scale

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.