Home / 276,497,709.80-414,746,564.70-173,929,159.40

Finding the Fourth Proportional to 276,497,709.80, 414,746,564.70 and 173,929,159.40

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Solution

The fourth proportional to 276,497,709.80, 414,746,564.70 and 173,929,159.40 is: 260,893,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,497,709.80 : 414,746,564.70 = 173,929,159.40 : x
  2. Step 2: Convert to fraction form
    276,497,709.80/414,746,564.70 = 173,929,159.40/x
  3. Step 3: Cross multiply
    276,497,709.80x = 414,746,564.70 × 173,929,159.40
  4. Step 4: Simplify right side
    276,497,709.80x = 72,136,521,362,308,720
  5. Step 5: Solve for x
    x = 72,136,521,362,308,720/276,497,709.80
  6. Step 6: Final answer
    x = 260,893,739.10

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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.