Home / 107,334,177.80-161,001,266.70-100,106,580.20

Finding the Fourth Proportional to 107,334,177.80, 161,001,266.70 and 100,106,580.20

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Solution

The fourth proportional to 107,334,177.80, 161,001,266.70 and 100,106,580.20 is: 150,159,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,334,177.80 : 161,001,266.70 = 100,106,580.20 : x
  2. Step 2: Convert to fraction form
    107,334,177.80/161,001,266.70 = 100,106,580.20/x
  3. Step 3: Cross multiply
    107,334,177.80x = 161,001,266.70 × 100,106,580.20
  4. Step 4: Simplify right side
    107,334,177.80x = 16,117,286,217,205,138
  5. Step 5: Solve for x
    x = 16,117,286,217,205,138/107,334,177.80
  6. Step 6: Final answer
    x = 150,159,870.30

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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.