Home / 207,211,787.48-285,944,770.32-114,390,302.24

Finding the Fourth Proportional to 207,211,787.48, 285,944,770.32 and 114,390,302.24

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Solution

The fourth proportional to 207,211,787.48, 285,944,770.32 and 114,390,302.24 is: 157,854,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,211,787.48 : 285,944,770.32 = 114,390,302.24 : x
  2. Step 2: Convert to fraction form
    207,211,787.48/285,944,770.32 = 114,390,302.24/x
  3. Step 3: Cross multiply
    207,211,787.48x = 285,944,770.32 × 114,390,302.24
  4. Step 4: Simplify right side
    207,211,787.48x = 32,709,308,700,852,180
  5. Step 5: Solve for x
    x = 32,709,308,700,852,180/207,211,787.48
  6. Step 6: Final answer
    x = 157,854,478.74

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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.