Home / 369,871,988.24-510,431,591.52-211,098,926.48

Finding the Fourth Proportional to 369,871,988.24, 510,431,591.52 and 211,098,926.48

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Solution

The fourth proportional to 369,871,988.24, 510,431,591.52 and 211,098,926.48 is: 291,321,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,871,988.24 : 510,431,591.52 = 211,098,926.48 : x
  2. Step 2: Convert to fraction form
    369,871,988.24/510,431,591.52 = 211,098,926.48/x
  3. Step 3: Cross multiply
    369,871,988.24x = 510,431,591.52 × 211,098,926.48
  4. Step 4: Simplify right side
    369,871,988.24x = 107,751,561,011,349,856
  5. Step 5: Solve for x
    x = 107,751,561,011,349,856/369,871,988.24
  6. Step 6: Final answer
    x = 291,321,225.82

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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.