Home / 92,913,669.15-128,184,575.17-53,199,977.16

Finding the Fourth Proportional to 92,913,669.15, 128,184,575.17 and 53,199,977.16

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Solution

The fourth proportional to 92,913,669.15, 128,184,575.17 and 53,199,977.16 is: 73,395,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,913,669.15 : 128,184,575.17 = 53,199,977.16 : x
  2. Step 2: Convert to fraction form
    92,913,669.15/128,184,575.17 = 53,199,977.16/x
  3. Step 3: Cross multiply
    92,913,669.15x = 128,184,575.17 × 53,199,977.16
  4. Step 4: Simplify right side
    92,913,669.15x = 6,819,416,471,034,973
  5. Step 5: Solve for x
    x = 6,819,416,471,034,973/92,913,669.15
  6. Step 6: Final answer
    x = 73,395,190.75

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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.