Home / 108,697,545.36-149,945,440.14-64,613,187.36

Finding the Fourth Proportional to 108,697,545.36, 149,945,440.14 and 64,613,187.36

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Solution

The fourth proportional to 108,697,545.36, 149,945,440.14 and 64,613,187.36 is: 89,132,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,697,545.36 : 149,945,440.14 = 64,613,187.36 : x
  2. Step 2: Convert to fraction form
    108,697,545.36/149,945,440.14 = 64,613,187.36/x
  3. Step 3: Cross multiply
    108,697,545.36x = 149,945,440.14 × 64,613,187.36
  4. Step 4: Simplify right side
    108,697,545.36x = 9,688,452,817,543,484
  5. Step 5: Solve for x
    x = 9,688,452,817,543,484/108,697,545.36
  6. Step 6: Final answer
    x = 89,132,213.48

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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.