Home / 99,150,327.36-136,828,875.51-54,500,434.92

Finding the Fourth Proportional to 99,150,327.36, 136,828,875.51 and 54,500,434.92

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Solution

The fourth proportional to 99,150,327.36, 136,828,875.51 and 54,500,434.92 is: 75,211,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,150,327.36 : 136,828,875.51 = 54,500,434.92 : x
  2. Step 2: Convert to fraction form
    99,150,327.36/136,828,875.51 = 54,500,434.92/x
  3. Step 3: Cross multiply
    99,150,327.36x = 136,828,875.51 × 54,500,434.92
  4. Step 4: Simplify right side
    99,150,327.36x = 7,457,233,224,909,537
  5. Step 5: Solve for x
    x = 7,457,233,224,909,537/99,150,327.36
  6. Step 6: Final answer
    x = 75,211,382.79

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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.