Home / 3,721,981,171.32-5,136,334,045.29-2,051,230,331.34

Finding the Fourth Proportional to 3,721,981,171.32, 5,136,334,045.29 and 2,051,230,331.34

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Solution

The fourth proportional to 3,721,981,171.32, 5,136,334,045.29 and 2,051,230,331.34 is: 2,830,697,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,981,171.32 : 5,136,334,045.29 = 2,051,230,331.34 : x
  2. Step 2: Convert to fraction form
    3,721,981,171.32/5,136,334,045.29 = 2,051,230,331.34/x
  3. Step 3: Cross multiply
    3,721,981,171.32x = 5,136,334,045.29 × 2,051,230,331.34
  4. Step 4: Simplify right side
    3,721,981,171.32x = 10,535,804,185,593,128,960
  5. Step 5: Solve for x
    x = 10,535,804,185,593,128,960/3,721,981,171.32
  6. Step 6: Final answer
    x = 2,830,697,873.16

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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.