Home / 28,938,193,403.67-43,402,475,584.17-8,764,822,943.79

Finding the Fourth Proportional to 28,938,193,403.67, 43,402,475,584.17 and 8,764,822,943.79

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Solution

The fourth proportional to 28,938,193,403.67, 43,402,475,584.17 and 8,764,822,943.79 is: 13,145,776,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938,193,403.67 : 43,402,475,584.17 = 8,764,822,943.79 : x
  2. Step 2: Convert to fraction form
    28,938,193,403.67/43,402,475,584.17 = 8,764,822,943.79/x
  3. Step 3: Cross multiply
    28,938,193,403.67x = 43,402,475,584.17 × 8,764,822,943.79
  4. Step 4: Simplify right side
    28,938,193,403.67x = 380,415,013,817,418,514,432
  5. Step 5: Solve for x
    x = 380,415,013,817,418,514,432/28,938,193,403.67
  6. Step 6: Final answer
    x = 13,145,776,189.65

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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.