Home / 104,809,071.90-157,213,607.85-28,139,850.30

Finding the Fourth Proportional to 104,809,071.90, 157,213,607.85 and 28,139,850.30

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Solution

The fourth proportional to 104,809,071.90, 157,213,607.85 and 28,139,850.30 is: 42,209,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,809,071.90 : 157,213,607.85 = 28,139,850.30 : x
  2. Step 2: Convert to fraction form
    104,809,071.90/157,213,607.85 = 28,139,850.30/x
  3. Step 3: Cross multiply
    104,809,071.90x = 157,213,607.85 × 28,139,850.30
  4. Step 4: Simplify right side
    104,809,071.90x = 4,423,967,390,021,905
  5. Step 5: Solve for x
    x = 4,423,967,390,021,905/104,809,071.90
  6. Step 6: Final answer
    x = 42,209,775.45

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Similar ratio
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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.