Home / 101,562,716.16-140,156,110.08-55,152,587.52

Finding the Fourth Proportional to 101,562,716.16, 140,156,110.08 and 55,152,587.52

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Solution

The fourth proportional to 101,562,716.16, 140,156,110.08 and 55,152,587.52 is: 76,110,332.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,562,716.16 : 140,156,110.08 = 55,152,587.52 : x
  2. Step 2: Convert to fraction form
    101,562,716.16/140,156,110.08 = 55,152,587.52/x
  3. Step 3: Cross multiply
    101,562,716.16x = 140,156,110.08 × 55,152,587.52
  4. Step 4: Simplify right side
    101,562,716.16x = 7,729,972,127,649,955
  5. Step 5: Solve for x
    x = 7,729,972,127,649,955/101,562,716.16
  6. Step 6: Final answer
    x = 76,110,332.81

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1.5x scale

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.