Home / 191,729,410.20-287,594,115.30-181,903,656.60

Finding the Fourth Proportional to 191,729,410.20, 287,594,115.30 and 181,903,656.60

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Solution

The fourth proportional to 191,729,410.20, 287,594,115.30 and 181,903,656.60 is: 272,855,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,729,410.20 : 287,594,115.30 = 181,903,656.60 : x
  2. Step 2: Convert to fraction form
    191,729,410.20/287,594,115.30 = 181,903,656.60/x
  3. Step 3: Cross multiply
    191,729,410.20x = 287,594,115.30 × 181,903,656.60
  4. Step 4: Simplify right side
    191,729,410.20x = 52,314,421,189,712,008
  5. Step 5: Solve for x
    x = 52,314,421,189,712,008/191,729,410.20
  6. Step 6: Final answer
    x = 272,855,484.90

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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.