Home / 194,953,649.60-292,542,448.80-73,871,998.40

Finding the Fourth Proportional to 194,953,649.60, 292,542,448.80 and 73,871,998.40

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Solution

The fourth proportional to 194,953,649.60, 292,542,448.80 and 73,871,998.40 is: 110,850,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,953,649.60 : 292,542,448.80 = 73,871,998.40 : x
  2. Step 2: Convert to fraction form
    194,953,649.60/292,542,448.80 = 73,871,998.40/x
  3. Step 3: Cross multiply
    194,953,649.60x = 292,542,448.80 × 73,871,998.40
  4. Step 4: Simplify right side
    194,953,649.60x = 21,610,695,309,685,684
  5. Step 5: Solve for x
    x = 21,610,695,309,685,684/194,953,649.60
  6. Step 6: Final answer
    x = 110,850,427.03

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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.