Home / 115,232,393.91-159,011,090.49-64,993,844.03

Finding the Fourth Proportional to 115,232,393.91, 159,011,090.49 and 64,993,844.03

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Solution

The fourth proportional to 115,232,393.91, 159,011,090.49 and 64,993,844.03 is: 89,686,082.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,232,393.91 : 159,011,090.49 = 64,993,844.03 : x
  2. Step 2: Convert to fraction form
    115,232,393.91/159,011,090.49 = 64,993,844.03/x
  3. Step 3: Cross multiply
    115,232,393.91x = 159,011,090.49 × 64,993,844.03
  4. Step 4: Simplify right side
    115,232,393.91x = 10,334,742,013,552,222
  5. Step 5: Solve for x
    x = 10,334,742,013,552,222/115,232,393.91
  6. Step 6: Final answer
    x = 89,686,082.73

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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.