Home / 138,686,758,540.20-208,030,137,810.30-33,997,133,068.20

Finding the Fourth Proportional to 138,686,758,540.20, 208,030,137,810.30 and 33,997,133,068.20

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Solution

The fourth proportional to 138,686,758,540.20, 208,030,137,810.30 and 33,997,133,068.20 is: 50,995,699,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,686,758,540.20 : 208,030,137,810.30 = 33,997,133,068.20 : x
  2. Step 2: Convert to fraction form
    138,686,758,540.20/208,030,137,810.30 = 33,997,133,068.20/x
  3. Step 3: Cross multiply
    138,686,758,540.20x = 208,030,137,810.30 × 33,997,133,068.20
  4. Step 4: Simplify right side
    138,686,758,540.20x = 7,072,428,277,332,753,514,496
  5. Step 5: Solve for x
    x = 7,072,428,277,332,753,514,496/138,686,758,540.20
  6. Step 6: Final answer
    x = 50,995,699,602.30

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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.