Home / 90,271,266,225.09-124,566,942,664.82-53,143,846,685.69

Finding the Fourth Proportional to 90,271,266,225.09, 124,566,942,664.82 and 53,143,846,685.69

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Solution

The fourth proportional to 90,271,266,225.09, 124,566,942,664.82 and 53,143,846,685.69 is: 73,334,149,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,271,266,225.09 : 124,566,942,664.82 = 53,143,846,685.69 : x
  2. Step 2: Convert to fraction form
    90,271,266,225.09/124,566,942,664.82 = 53,143,846,685.69/x
  3. Step 3: Cross multiply
    90,271,266,225.09x = 124,566,942,664.82 × 53,143,846,685.69
  4. Step 4: Simplify right side
    90,271,266,225.09x = 6,619,966,503,084,331,368,448
  5. Step 5: Solve for x
    x = 6,619,966,503,084,331,368,448/90,271,266,225.09
  6. Step 6: Final answer
    x = 73,334,149,169.66

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Double scale
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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.