Home / 92,762,273.28-128,023,749.12-56,093,107.20

Finding the Fourth Proportional to 92,762,273.28, 128,023,749.12 and 56,093,107.20

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Solution

The fourth proportional to 92,762,273.28, 128,023,749.12 and 56,093,107.20 is: 77,415,630.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,762,273.28 : 128,023,749.12 = 56,093,107.20 : x
  2. Step 2: Convert to fraction form
    92,762,273.28/128,023,749.12 = 56,093,107.20/x
  3. Step 3: Cross multiply
    92,762,273.28x = 128,023,749.12 × 56,093,107.20
  4. Step 4: Simplify right side
    92,762,273.28x = 7,181,249,883,534,066
  5. Step 5: Solve for x
    x = 7,181,249,883,534,066/92,762,273.28
  6. Step 6: Final answer
    x = 77,415,630.62

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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.