Home / 107,257,980.93-160,888,466.10-30,581,009.16

Finding the Fourth Proportional to 107,257,980.93, 160,888,466.10 and 30,581,009.16

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Solution

The fourth proportional to 107,257,980.93, 160,888,466.10 and 30,581,009.16 is: 45,871,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,257,980.93 : 160,888,466.10 = 30,581,009.16 : x
  2. Step 2: Convert to fraction form
    107,257,980.93/160,888,466.10 = 30,581,009.16/x
  3. Step 3: Cross multiply
    107,257,980.93x = 160,888,466.10 × 30,581,009.16
  4. Step 4: Simplify right side
    107,257,980.93x = 4,920,131,655,542,449
  5. Step 5: Solve for x
    x = 4,920,131,655,542,449/107,257,980.93
  6. Step 6: Final answer
    x = 45,871,939.90

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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.