Home / 7,737,984,047.80-11,606,976,071.70-1,921,893,743.80

Finding the Fourth Proportional to 7,737,984,047.80, 11,606,976,071.70 and 1,921,893,743.80

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Solution

The fourth proportional to 7,737,984,047.80, 11,606,976,071.70 and 1,921,893,743.80 is: 2,882,840,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737,984,047.80 : 11,606,976,071.70 = 1,921,893,743.80 : x
  2. Step 2: Convert to fraction form
    7,737,984,047.80/11,606,976,071.70 = 1,921,893,743.80/x
  3. Step 3: Cross multiply
    7,737,984,047.80x = 11,606,976,071.70 × 1,921,893,743.80
  4. Step 4: Simplify right side
    7,737,984,047.80x = 22,307,374,696,636,530,688
  5. Step 5: Solve for x
    x = 22,307,374,696,636,530,688/7,737,984,047.80
  6. Step 6: Final answer
    x = 2,882,840,615.70

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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.