Home / 191,577,302.20-287,365,953.30-84,081,878.20

Finding the Fourth Proportional to 191,577,302.20, 287,365,953.30 and 84,081,878.20

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Solution

The fourth proportional to 191,577,302.20, 287,365,953.30 and 84,081,878.20 is: 126,122,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,577,302.20 : 287,365,953.30 = 84,081,878.20 : x
  2. Step 2: Convert to fraction form
    191,577,302.20/287,365,953.30 = 84,081,878.20/x
  3. Step 3: Cross multiply
    191,577,302.20x = 287,365,953.30 × 84,081,878.20
  4. Step 4: Simplify right side
    191,577,302.20x = 24,162,269,084,197,488
  5. Step 5: Solve for x
    x = 24,162,269,084,197,488/191,577,302.20
  6. Step 6: Final answer
    x = 126,122,817.30

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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.