Home / 304,985,343.60-457,159,150.80-166,598,107.20

Finding the Fourth Proportional to 304,985,343.60, 457,159,150.80 and 166,598,107.20

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Solution

The fourth proportional to 304,985,343.60, 457,159,150.80 and 166,598,107.20 is: 249,722,981.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,985,343.60 : 457,159,150.80 = 166,598,107.20 : x
  2. Step 2: Convert to fraction form
    304,985,343.60/457,159,150.80 = 166,598,107.20/x
  3. Step 3: Cross multiply
    304,985,343.60x = 457,159,150.80 × 166,598,107.20
  4. Step 4: Simplify right side
    304,985,343.60x = 76,161,849,212,439,360
  5. Step 5: Solve for x
    x = 76,161,849,212,439,360/304,985,343.60
  6. Step 6: Final answer
    x = 249,722,981.16

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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.