Home / 165,875,416.80-248,495,864.40-89,172,952.80

Finding the Fourth Proportional to 165,875,416.80, 248,495,864.40 and 89,172,952.80

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Solution

The fourth proportional to 165,875,416.80, 248,495,864.40 and 89,172,952.80 is: 133,588,872.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,875,416.80 : 248,495,864.40 = 89,172,952.80 : x
  2. Step 2: Convert to fraction form
    165,875,416.80/248,495,864.40 = 89,172,952.80/x
  3. Step 3: Cross multiply
    165,875,416.80x = 248,495,864.40 × 89,172,952.80
  4. Step 4: Simplify right side
    165,875,416.80x = 22,159,109,987,136,400
  5. Step 5: Solve for x
    x = 22,159,109,987,136,400/165,875,416.80
  6. Step 6: Final answer
    x = 133,588,872.99

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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.