Home / 160,103,431.92-220,942,924.98-86,764,573.92

Finding the Fourth Proportional to 160,103,431.92, 220,942,924.98 and 86,764,573.92

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Solution

The fourth proportional to 160,103,431.92, 220,942,924.98 and 86,764,573.92 is: 119,735,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,103,431.92 : 220,942,924.98 = 86,764,573.92 : x
  2. Step 2: Convert to fraction form
    160,103,431.92/220,942,924.98 = 86,764,573.92/x
  3. Step 3: Cross multiply
    160,103,431.92x = 220,942,924.98 × 86,764,573.92
  4. Step 4: Simplify right side
    160,103,431.92x = 19,170,018,746,528,224
  5. Step 5: Solve for x
    x = 19,170,018,746,528,224/160,103,431.92
  6. Step 6: Final answer
    x = 119,735,214.40

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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.