Home / 143,790,507,067.20-215,685,760,600.80-60,004,369,312.80

Finding the Fourth Proportional to 143,790,507,067.20, 215,685,760,600.80 and 60,004,369,312.80

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Solution

The fourth proportional to 143,790,507,067.20, 215,685,760,600.80 and 60,004,369,312.80 is: 90,006,553,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,790,507,067.20 : 215,685,760,600.80 = 60,004,369,312.80 : x
  2. Step 2: Convert to fraction form
    143,790,507,067.20/215,685,760,600.80 = 60,004,369,312.80/x
  3. Step 3: Cross multiply
    143,790,507,067.20x = 215,685,760,600.80 × 60,004,369,312.80
  4. Step 4: Simplify right side
    143,790,507,067.20x = 12,942,088,034,602,570,481,664
  5. Step 5: Solve for x
    x = 12,942,088,034,602,570,481,664/143,790,507,067.20
  6. Step 6: Final answer
    x = 90,006,553,969.20

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1.5x scale

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.