Home / 7,620,721,827.48-11,429,042,006.88-2,098,667,199.96

Finding the Fourth Proportional to 7,620,721,827.48, 11,429,042,006.88 and 2,098,667,199.96

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Solution

The fourth proportional to 7,620,721,827.48, 11,429,042,006.88 and 2,098,667,199.96 is: 3,147,438,803.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620,721,827.48 : 11,429,042,006.88 = 2,098,667,199.96 : x
  2. Step 2: Convert to fraction form
    7,620,721,827.48/11,429,042,006.88 = 2,098,667,199.96/x
  3. Step 3: Cross multiply
    7,620,721,827.48x = 11,429,042,006.88 × 2,098,667,199.96
  4. Step 4: Simplify right side
    7,620,721,827.48x = 23,985,755,586,804,068,352
  5. Step 5: Solve for x
    x = 23,985,755,586,804,068,352/7,620,721,827.48
  6. Step 6: Final answer
    x = 3,147,438,803.02

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1.5x scale

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.