Home / 50,547,038,650.72-69,757,106,029.68-27,991,902,059.20

Finding the Fourth Proportional to 50,547,038,650.72, 69,757,106,029.68 and 27,991,902,059.20

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Solution

The fourth proportional to 50,547,038,650.72, 69,757,106,029.68 and 27,991,902,059.20 is: 38,630,039,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,547,038,650.72 : 69,757,106,029.68 = 27,991,902,059.20 : x
  2. Step 2: Convert to fraction form
    50,547,038,650.72/69,757,106,029.68 = 27,991,902,059.20/x
  3. Step 3: Cross multiply
    50,547,038,650.72x = 69,757,106,029.68 × 27,991,902,059.20
  4. Step 4: Simplify right side
    50,547,038,650.72x = 1,952,634,079,916,032,262,144
  5. Step 5: Solve for x
    x = 1,952,634,079,916,032,262,144/50,547,038,650.72
  6. Step 6: Final answer
    x = 38,630,039,108.89

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Double scale
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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.