Home / 68,921,297,758.89-95,111,391,090.32-37,238,911,102.89

Finding the Fourth Proportional to 68,921,297,758.89, 95,111,391,090.32 and 37,238,911,102.89

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Solution

The fourth proportional to 68,921,297,758.89, 95,111,391,090.32 and 37,238,911,102.89 is: 51,389,697,420.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,921,297,758.89 : 95,111,391,090.32 = 37,238,911,102.89 : x
  2. Step 2: Convert to fraction form
    68,921,297,758.89/95,111,391,090.32 = 37,238,911,102.89/x
  3. Step 3: Cross multiply
    68,921,297,758.89x = 95,111,391,090.32 × 37,238,911,102.89
  4. Step 4: Simplify right side
    68,921,297,758.89x = 3,541,844,637,684,444,168,192
  5. Step 5: Solve for x
    x = 3,541,844,637,684,444,168,192/68,921,297,758.89
  6. Step 6: Final answer
    x = 51,389,697,420.89

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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.