Home / 78,090,518.34-117,112,194.36-23,488,609.10

Finding the Fourth Proportional to 78,090,518.34, 117,112,194.36 and 23,488,609.10

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Solution

The fourth proportional to 78,090,518.34, 117,112,194.36 and 23,488,609.10 is: 35,225,820.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,090,518.34 : 117,112,194.36 = 23,488,609.10 : x
  2. Step 2: Convert to fraction form
    78,090,518.34/117,112,194.36 = 23,488,609.10/x
  3. Step 3: Cross multiply
    78,090,518.34x = 117,112,194.36 × 23,488,609.10
  4. Step 4: Simplify right side
    78,090,518.34x = 2,750,802,553,579,703.50
  5. Step 5: Solve for x
    x = 2,750,802,553,579,703.50/78,090,518.34
  6. Step 6: Final answer
    x = 35,225,820.14

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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.