Home / 188,637,293.30-260,316,798.32-106,130,881.22

Finding the Fourth Proportional to 188,637,293.30, 260,316,798.32 and 106,130,881.22

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Solution

The fourth proportional to 188,637,293.30, 260,316,798.32 and 106,130,881.22 is: 146,459,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,637,293.30 : 260,316,798.32 = 106,130,881.22 : x
  2. Step 2: Convert to fraction form
    188,637,293.30/260,316,798.32 = 106,130,881.22/x
  3. Step 3: Cross multiply
    188,637,293.30x = 260,316,798.32 × 106,130,881.22
  4. Step 4: Simplify right side
    188,637,293.30x = 27,627,651,202,070,616
  5. Step 5: Solve for x
    x = 27,627,651,202,070,616/188,637,293.30
  6. Step 6: Final answer
    x = 146,459,115.90

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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.