Home / 215,746,952.48-323,665,218.48-72,136,052

Finding the Fourth Proportional to 215,746,952.48, 323,665,218.48 and 72,136,052

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Solution

The fourth proportional to 215,746,952.48, 323,665,218.48 and 72,136,052 is: 108,219,053.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,746,952.48 : 323,665,218.48 = 72,136,052 : x
  2. Step 2: Convert to fraction form
    215,746,952.48/323,665,218.48 = 72,136,052/x
  3. Step 3: Cross multiply
    215,746,952.48x = 323,665,218.48 × 72,136,052
  4. Step 4: Simplify right side
    215,746,952.48x = 23,347,931,030,864,644
  5. Step 5: Solve for x
    x = 23,347,931,030,864,644/215,746,952.48
  6. Step 6: Final answer
    x = 108,219,053.68

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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.