Home / 192,389,863.84-265,490,899.31-104,281,969.86

Finding the Fourth Proportional to 192,389,863.84, 265,490,899.31 and 104,281,969.86

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Solution

The fourth proportional to 192,389,863.84, 265,490,899.31 and 104,281,969.86 is: 143,905,263.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,389,863.84 : 265,490,899.31 = 104,281,969.86 : x
  2. Step 2: Convert to fraction form
    192,389,863.84/265,490,899.31 = 104,281,969.86/x
  3. Step 3: Cross multiply
    192,389,863.84x = 265,490,899.31 × 104,281,969.86
  4. Step 4: Simplify right side
    192,389,863.84x = 27,685,913,960,210,420
  5. Step 5: Solve for x
    x = 27,685,913,960,210,420/192,389,863.84
  6. Step 6: Final answer
    x = 143,905,263.03

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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.