Home / 276,329,646.60-414,494,469.90-84,828,539.40

Finding the Fourth Proportional to 276,329,646.60, 414,494,469.90 and 84,828,539.40

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Solution

The fourth proportional to 276,329,646.60, 414,494,469.90 and 84,828,539.40 is: 127,242,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,329,646.60 : 414,494,469.90 = 84,828,539.40 : x
  2. Step 2: Convert to fraction form
    276,329,646.60/414,494,469.90 = 84,828,539.40/x
  3. Step 3: Cross multiply
    276,329,646.60x = 414,494,469.90 × 84,828,539.40
  4. Step 4: Simplify right side
    276,329,646.60x = 35,160,960,470,994,264
  5. Step 5: Solve for x
    x = 35,160,960,470,994,264/276,329,646.60
  6. Step 6: Final answer
    x = 127,242,809.10

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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.