Home / 7,903,574,888.76-11,855,607,976.98-2,930,534,243.64

Finding the Fourth Proportional to 7,903,574,888.76, 11,855,607,976.98 and 2,930,534,243.64

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Solution

The fourth proportional to 7,903,574,888.76, 11,855,607,976.98 and 2,930,534,243.64 is: 4,395,892,446.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903,574,888.76 : 11,855,607,976.98 = 2,930,534,243.64 : x
  2. Step 2: Convert to fraction form
    7,903,574,888.76/11,855,607,976.98 = 2,930,534,243.64/x
  3. Step 3: Cross multiply
    7,903,574,888.76x = 11,855,607,976.98 × 2,930,534,243.64
  4. Step 4: Simplify right side
    7,903,574,888.76x = 34,743,265,155,711,430,656
  5. Step 5: Solve for x
    x = 34,743,265,155,711,430,656/7,903,574,888.76
  6. Step 6: Final answer
    x = 4,395,892,446.74

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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.