Home / 495,133,043.20-742,699,564.80-322,946,159.20

Finding the Fourth Proportional to 495,133,043.20, 742,699,564.80 and 322,946,159.20

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Solution

The fourth proportional to 495,133,043.20, 742,699,564.80 and 322,946,159.20 is: 484,419,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,133,043.20 : 742,699,564.80 = 322,946,159.20 : x
  2. Step 2: Convert to fraction form
    495,133,043.20/742,699,564.80 = 322,946,159.20/x
  3. Step 3: Cross multiply
    495,133,043.20x = 742,699,564.80 × 322,946,159.20
  4. Step 4: Simplify right side
    495,133,043.20x = 239,851,971,891,671,488
  5. Step 5: Solve for x
    x = 239,851,971,891,671,488/495,133,043.20
  6. Step 6: Final answer
    x = 484,419,238.80

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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.