Home / 29,127,892,529.93-40,196,597,625.23-15,761,885,659.43

Finding the Fourth Proportional to 29,127,892,529.93, 40,196,597,625.23 and 15,761,885,659.43

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Solution

The fourth proportional to 29,127,892,529.93, 40,196,597,625.23 and 15,761,885,659.43 is: 21,751,459,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127,892,529.93 : 40,196,597,625.23 = 15,761,885,659.43 : x
  2. Step 2: Convert to fraction form
    29,127,892,529.93/40,196,597,625.23 = 15,761,885,659.43/x
  3. Step 3: Cross multiply
    29,127,892,529.93x = 40,196,597,625.23 × 15,761,885,659.43
  4. Step 4: Simplify right side
    29,127,892,529.93x = 633,574,175,666,710,904,832
  5. Step 5: Solve for x
    x = 633,574,175,666,710,904,832/29,127,892,529.93
  6. Step 6: Final answer
    x = 21,751,459,533.70

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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.