Home / 28,938,193,402.67-43,402,475,582.67-8,764,822,942.80

Finding the Fourth Proportional to 28,938,193,402.67, 43,402,475,582.67 and 8,764,822,942.80

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Solution

The fourth proportional to 28,938,193,402.67, 43,402,475,582.67 and 8,764,822,942.80 is: 13,145,776,188.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938,193,402.67 : 43,402,475,582.67 = 8,764,822,942.80 : x
  2. Step 2: Convert to fraction form
    28,938,193,402.67/43,402,475,582.67 = 8,764,822,942.80/x
  3. Step 3: Cross multiply
    28,938,193,402.67x = 43,402,475,582.67 × 8,764,822,942.80
  4. Step 4: Simplify right side
    28,938,193,402.67x = 380,415,013,761,302,790,144
  5. Step 5: Solve for x
    x = 380,415,013,761,302,790,144/28,938,193,402.67
  6. Step 6: Final answer
    x = 13,145,776,188.16

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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.