Home / 69,772,629,135.36-96,285,738,395.52-38,090,242,479.36

Finding the Fourth Proportional to 69,772,629,135.36, 96,285,738,395.52 and 38,090,242,479.36

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Solution

The fourth proportional to 69,772,629,135.36, 96,285,738,395.52 and 38,090,242,479.36 is: 52,564,267,223.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772,629,135.36 : 96,285,738,395.52 = 38,090,242,479.36 : x
  2. Step 2: Convert to fraction form
    69,772,629,135.36/96,285,738,395.52 = 38,090,242,479.36/x
  3. Step 3: Cross multiply
    69,772,629,135.36x = 96,285,738,395.52 × 38,090,242,479.36
  4. Step 4: Simplify right side
    69,772,629,135.36x = 3,667,547,122,789,580,275,712
  5. Step 5: Solve for x
    x = 3,667,547,122,789,580,275,712/69,772,629,135.36
  6. Step 6: Final answer
    x = 52,564,267,223.96

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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.