Home / 71,728,291,472,184-98,985,137,688,128-38,842,959,032,230

Finding the Fourth Proportional to 71,728,291,472,184, 98,985,137,688,128 and 38,842,959,032,230

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Solution

The fourth proportional to 71,728,291,472,184, 98,985,137,688,128 and 38,842,959,032,230 is: 53,603,335,156,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,728,291,472,184 : 98,985,137,688,128 = 38,842,959,032,230 : x
  2. Step 2: Convert to fraction form
    71,728,291,472,184/98,985,137,688,128 = 38,842,959,032,230/x
  3. Step 3: Cross multiply
    71,728,291,472,184x = 98,985,137,688,128 × 38,842,959,032,230
  4. Step 4: Simplify right side
    71,728,291,472,184x = 3,844,875,648,019,601,865,029,189,632
  5. Step 5: Solve for x
    x = 3,844,875,648,019,601,865,029,189,632/71,728,291,472,184
  6. Step 6: Final answer
    x = 53,603,335,156,960.10

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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.