Home / 87,574,513,104.30-120,861,835,646.40-53,282,654,150.34

Finding the Fourth Proportional to 87,574,513,104.30, 120,861,835,646.40 and 53,282,654,150.34

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Solution

The fourth proportional to 87,574,513,104.30, 120,861,835,646.40 and 53,282,654,150.34 is: 73,535,543,167.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,574,513,104.30 : 120,861,835,646.40 = 53,282,654,150.34 : x
  2. Step 2: Convert to fraction form
    87,574,513,104.30/120,861,835,646.40 = 53,282,654,150.34/x
  3. Step 3: Cross multiply
    87,574,513,104.30x = 120,861,835,646.40 × 53,282,654,150.34
  4. Step 4: Simplify right side
    87,574,513,104.30x = 6,439,839,388,722,364,678,144
  5. Step 5: Solve for x
    x = 6,439,839,388,722,364,678,144/87,574,513,104.30
  6. Step 6: Final answer
    x = 73,535,543,167.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.