Home / 68,244,128.77-94,153,902.69-38,854,666.93

Finding the Fourth Proportional to 68,244,128.77, 94,153,902.69 and 38,854,666.93

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Solution

The fourth proportional to 68,244,128.77, 94,153,902.69 and 38,854,666.93 is: 53,606,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,244,128.77 : 94,153,902.69 = 38,854,666.93 : x
  2. Step 2: Convert to fraction form
    68,244,128.77/94,153,902.69 = 38,854,666.93/x
  3. Step 3: Cross multiply
    68,244,128.77x = 94,153,902.69 × 38,854,666.93
  4. Step 4: Simplify right side
    68,244,128.77x = 3,658,318,529,179,581
  5. Step 5: Solve for x
    x = 3,658,318,529,179,581/68,244,128.77
  6. Step 6: Final answer
    x = 53,606,348.20

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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.