Home / 103,004,636.28-142,111,242.48-63,832,120.16

Finding the Fourth Proportional to 103,004,636.28, 142,111,242.48 and 63,832,120.16

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Solution

The fourth proportional to 103,004,636.28, 142,111,242.48 and 63,832,120.16 is: 88,066,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,004,636.28 : 142,111,242.48 = 63,832,120.16 : x
  2. Step 2: Convert to fraction form
    103,004,636.28/142,111,242.48 = 63,832,120.16/x
  3. Step 3: Cross multiply
    103,004,636.28x = 142,111,242.48 × 63,832,120.16
  4. Step 4: Simplify right side
    103,004,636.28x = 9,071,261,906,070,256
  5. Step 5: Solve for x
    x = 9,071,261,906,070,256/103,004,636.28
  6. Step 6: Final answer
    x = 88,066,539.85

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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.