Home / 369,665,572,108.10-510,138,102,608.76-207,086,362,433.74

Finding the Fourth Proportional to 369,665,572,108.10, 510,138,102,608.76 and 207,086,362,433.74

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Solution

The fourth proportional to 369,665,572,108.10, 510,138,102,608.76 and 207,086,362,433.74 is: 285,778,963,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,665,572,108.10 : 510,138,102,608.76 = 207,086,362,433.74 : x
  2. Step 2: Convert to fraction form
    369,665,572,108.10/510,138,102,608.76 = 207,086,362,433.74/x
  3. Step 3: Cross multiply
    369,665,572,108.10x = 510,138,102,608.76 × 207,086,362,433.74
  4. Step 4: Simplify right side
    369,665,572,108.10x = 105,642,644,008,098,114,568,192
  5. Step 5: Solve for x
    x = 105,642,644,008,098,114,568,192/369,665,572,108.10
  6. Step 6: Final answer
    x = 285,778,963,417.25

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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.