Home / 187,216,226.34-280,862,641.21-64,378,590.36

Finding the Fourth Proportional to 187,216,226.34, 280,862,641.21 and 64,378,590.36

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Solution

The fourth proportional to 187,216,226.34, 280,862,641.21 and 64,378,590.36 is: 96,581,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,216,226.34 : 280,862,641.21 = 64,378,590.36 : x
  2. Step 2: Convert to fraction form
    187,216,226.34/280,862,641.21 = 64,378,590.36/x
  3. Step 3: Cross multiply
    187,216,226.34x = 280,862,641.21 × 64,378,590.36
  4. Step 4: Simplify right side
    187,216,226.34x = 18,081,540,925,886,244
  5. Step 5: Solve for x
    x = 18,081,540,925,886,244/187,216,226.34
  6. Step 6: Final answer
    x = 96,581,056.46

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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.