Home / 69,772,629,135.86-96,285,738,396.21-38,090,242,479.86

Finding the Fourth Proportional to 69,772,629,135.86, 96,285,738,396.21 and 38,090,242,479.86

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Solution

The fourth proportional to 69,772,629,135.86, 96,285,738,396.21 and 38,090,242,479.86 is: 52,564,267,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772,629,135.86 : 96,285,738,396.21 = 38,090,242,479.86 : x
  2. Step 2: Convert to fraction form
    69,772,629,135.86/96,285,738,396.21 = 38,090,242,479.86/x
  3. Step 3: Cross multiply
    69,772,629,135.86x = 96,285,738,396.21 × 38,090,242,479.86
  4. Step 4: Simplify right side
    69,772,629,135.86x = 3,667,547,122,864,005,578,752
  5. Step 5: Solve for x
    x = 3,667,547,122,864,005,578,752/69,772,629,135.86
  6. Step 6: Final answer
    x = 52,564,267,224.65

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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.