Home / 147,044,151.37-220,590,165.89-43,423,837.12

Finding the Fourth Proportional to 147,044,151.37, 220,590,165.89 and 43,423,837.12

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Solution

The fourth proportional to 147,044,151.37, 220,590,165.89 and 43,423,837.12 is: 65,142,825.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,044,151.37 : 220,590,165.89 = 43,423,837.12 : x
  2. Step 2: Convert to fraction form
    147,044,151.37/220,590,165.89 = 43,423,837.12/x
  3. Step 3: Cross multiply
    147,044,151.37x = 220,590,165.89 × 43,423,837.12
  4. Step 4: Simplify right side
    147,044,151.37x = 9,578,871,433,881,138
  5. Step 5: Solve for x
    x = 9,578,871,433,881,138/147,044,151.37
  6. Step 6: Final answer
    x = 65,142,825.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.