Home / 77,244,751.10-115,849,165.01-28,745,445.44

Finding the Fourth Proportional to 77,244,751.10, 115,849,165.01 and 28,745,445.44

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Solution

The fourth proportional to 77,244,751.10, 115,849,165.01 and 28,745,445.44 is: 43,111,484.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,244,751.10 : 115,849,165.01 = 28,745,445.44 : x
  2. Step 2: Convert to fraction form
    77,244,751.10/115,849,165.01 = 28,745,445.44/x
  3. Step 3: Cross multiply
    77,244,751.10x = 115,849,165.01 × 28,745,445.44
  4. Step 4: Simplify right side
    77,244,751.10x = 3,330,135,852,210,407.50
  5. Step 5: Solve for x
    x = 3,330,135,852,210,407.50/77,244,751.10
  6. Step 6: Final answer
    x = 43,111,484.01

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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.