Home / 160,103,459.48-220,942,962.96-86,764,601.48

Finding the Fourth Proportional to 160,103,459.48, 220,942,962.96 and 86,764,601.48

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Solution

The fourth proportional to 160,103,459.48, 220,942,962.96 and 86,764,601.48 is: 119,735,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,103,459.48 : 220,942,962.96 = 86,764,601.48 : x
  2. Step 2: Convert to fraction form
    160,103,459.48/220,942,962.96 = 86,764,601.48/x
  3. Step 3: Cross multiply
    160,103,459.48x = 220,942,962.96 × 86,764,601.48
  4. Step 4: Simplify right side
    160,103,459.48x = 19,170,028,131,034,804
  5. Step 5: Solve for x
    x = 19,170,028,131,034,804/160,103,459.48
  6. Step 6: Final answer
    x = 119,735,252.40

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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.