Home / 78,249,073.14-117,335,857.23-32,798,664.18

Finding the Fourth Proportional to 78,249,073.14, 117,335,857.23 and 32,798,664.18

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Solution

The fourth proportional to 78,249,073.14, 117,335,857.23 and 32,798,664.18 is: 49,182,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,249,073.14 : 117,335,857.23 = 32,798,664.18 : x
  2. Step 2: Convert to fraction form
    78,249,073.14/117,335,857.23 = 32,798,664.18/x
  3. Step 3: Cross multiply
    78,249,073.14x = 117,335,857.23 × 32,798,664.18
  4. Step 4: Simplify right side
    78,249,073.14x = 3,848,459,377,559,195
  5. Step 5: Solve for x
    x = 3,848,459,377,559,195/78,249,073.14
  6. Step 6: Final answer
    x = 49,182,172.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.