Home / 116,996,491.44-161,455,058.64-64,785,526.20

Finding the Fourth Proportional to 116,996,491.44, 161,455,058.64 and 64,785,526.20

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Solution

The fourth proportional to 116,996,491.44, 161,455,058.64 and 64,785,526.20 is: 89,403,971.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,996,491.44 : 161,455,058.64 = 64,785,526.20 : x
  2. Step 2: Convert to fraction form
    116,996,491.44/161,455,058.64 = 64,785,526.20/x
  3. Step 3: Cross multiply
    116,996,491.44x = 161,455,058.64 × 64,785,526.20
  4. Step 4: Simplify right side
    116,996,491.44x = 10,459,950,931,644,256
  5. Step 5: Solve for x
    x = 10,459,950,931,644,256/116,996,491.44
  6. Step 6: Final answer
    x = 89,403,971.03

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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.