Home / 188,637,297.32-260,316,803.82-106,130,885.24

Finding the Fourth Proportional to 188,637,297.32, 260,316,803.82 and 106,130,885.24

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Solution

The fourth proportional to 188,637,297.32, 260,316,803.82 and 106,130,885.24 is: 146,459,121.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,637,297.32 : 260,316,803.82 = 106,130,885.24 : x
  2. Step 2: Convert to fraction form
    188,637,297.32/260,316,803.82 = 106,130,885.24/x
  3. Step 3: Cross multiply
    188,637,297.32x = 260,316,803.82 × 106,130,885.24
  4. Step 4: Simplify right side
    188,637,297.32x = 27,627,652,832,264,012
  5. Step 5: Solve for x
    x = 27,627,652,832,264,012/188,637,297.32
  6. Step 6: Final answer
    x = 146,459,121.42

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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.