Home / 116,762,811.42-161,125,768.08-64,548,733.08

Finding the Fourth Proportional to 116,762,811.42, 161,125,768.08 and 64,548,733.08

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Solution

The fourth proportional to 116,762,811.42, 161,125,768.08 and 64,548,733.08 is: 89,073,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,762,811.42 : 161,125,768.08 = 64,548,733.08 : x
  2. Step 2: Convert to fraction form
    116,762,811.42/161,125,768.08 = 64,548,733.08/x
  3. Step 3: Cross multiply
    116,762,811.42x = 161,125,768.08 × 64,548,733.08
  4. Step 4: Simplify right side
    116,762,811.42x = 10,400,464,196,105,904
  5. Step 5: Solve for x
    x = 10,400,464,196,105,904/116,762,811.42
  6. Step 6: Final answer
    x = 89,073,430.74

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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.