Home / 86,710,177.80-119,649,047.44-47,541,647.52

Finding the Fourth Proportional to 86,710,177.80, 119,649,047.44 and 47,541,647.52

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Solution

The fourth proportional to 86,710,177.80, 119,649,047.44 and 47,541,647.52 is: 65,601,443.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,710,177.80 : 119,649,047.44 = 47,541,647.52 : x
  2. Step 2: Convert to fraction form
    86,710,177.80/119,649,047.44 = 47,541,647.52/x
  3. Step 3: Cross multiply
    86,710,177.80x = 119,649,047.44 × 47,541,647.52
  4. Step 4: Simplify right side
    86,710,177.80x = 5,688,312,839,496,239
  5. Step 5: Solve for x
    x = 5,688,312,839,496,239/86,710,177.80
  6. Step 6: Final answer
    x = 65,601,443.61

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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.