Home / 191,767,514.80-287,619,779.36-82,563,285.60

Finding the Fourth Proportional to 191,767,514.80, 287,619,779.36 and 82,563,285.60

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Solution

The fourth proportional to 191,767,514.80, 287,619,779.36 and 82,563,285.60 is: 123,831,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,767,514.80 : 287,619,779.36 = 82,563,285.60 : x
  2. Step 2: Convert to fraction form
    191,767,514.80/287,619,779.36 = 82,563,285.60/x
  3. Step 3: Cross multiply
    191,767,514.80x = 287,619,779.36 × 82,563,285.60
  4. Step 4: Simplify right side
    191,767,514.80x = 23,746,833,987,508,664
  5. Step 5: Solve for x
    x = 23,746,833,987,508,664/191,767,514.80
  6. Step 6: Final answer
    x = 123,831,369.52

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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.