Home / 160,357,140.83-221,292,854.36-87,018,282.83

Finding the Fourth Proportional to 160,357,140.83, 221,292,854.36 and 87,018,282.83

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Solution

The fourth proportional to 160,357,140.83, 221,292,854.36 and 87,018,282.83 is: 120,085,230.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,357,140.83 : 221,292,854.36 = 87,018,282.83 : x
  2. Step 2: Convert to fraction form
    160,357,140.83/221,292,854.36 = 87,018,282.83/x
  3. Step 3: Cross multiply
    160,357,140.83x = 221,292,854.36 × 87,018,282.83
  4. Step 4: Simplify right side
    160,357,140.83x = 19,256,524,187,741,240
  5. Step 5: Solve for x
    x = 19,256,524,187,741,240/160,357,140.83
  6. Step 6: Final answer
    x = 120,085,230.31

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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.