Home / 107,798,007.10-161,704,009.05-56,779,671.10

Finding the Fourth Proportional to 107,798,007.10, 161,704,009.05 and 56,779,671.10

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Solution

The fourth proportional to 107,798,007.10, 161,704,009.05 and 56,779,671.10 is: 85,173,192.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,798,007.10 : 161,704,009.05 = 56,779,671.10 : x
  2. Step 2: Convert to fraction form
    107,798,007.10/161,704,009.05 = 56,779,671.10/x
  3. Step 3: Cross multiply
    107,798,007.10x = 161,704,009.05 × 56,779,671.10
  4. Step 4: Simplify right side
    107,798,007.10x = 9,181,500,449,410,424
  5. Step 5: Solve for x
    x = 9,181,500,449,410,424/107,798,007.10
  6. Step 6: Final answer
    x = 85,173,192.87

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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.