Home / 73,872,165.60-110,648,816.10-61,117,581.60

Finding the Fourth Proportional to 73,872,165.60, 110,648,816.10 and 61,117,581.60

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Solution

The fourth proportional to 73,872,165.60, 110,648,816.10 and 61,117,581.60 is: 91,544,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,872,165.60 : 110,648,816.10 = 61,117,581.60 : x
  2. Step 2: Convert to fraction form
    73,872,165.60/110,648,816.10 = 61,117,581.60/x
  3. Step 3: Cross multiply
    73,872,165.60x = 110,648,816.10 × 61,117,581.60
  4. Step 4: Simplify right side
    73,872,165.60x = 6,762,588,046,935,144
  5. Step 5: Solve for x
    x = 6,762,588,046,935,144/73,872,165.60
  6. Step 6: Final answer
    x = 91,544,467.28

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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.