Home / 6,642,945,237.60-9,957,615,411.60-3,881,152,648.80

Finding the Fourth Proportional to 6,642,945,237.60, 9,957,615,411.60 and 3,881,152,648.80

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Solution

The fourth proportional to 6,642,945,237.60, 9,957,615,411.60 and 3,881,152,648.80 is: 5,817,754,632.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,945,237.60 : 9,957,615,411.60 = 3,881,152,648.80 : x
  2. Step 2: Convert to fraction form
    6,642,945,237.60/9,957,615,411.60 = 3,881,152,648.80/x
  3. Step 3: Cross multiply
    6,642,945,237.60x = 9,957,615,411.60 × 3,881,152,648.80
  4. Step 4: Simplify right side
    6,642,945,237.60x = 38,647,025,430,463,045,632
  5. Step 5: Solve for x
    x = 38,647,025,430,463,045,632/6,642,945,237.60
  6. Step 6: Final answer
    x = 5,817,754,632.65

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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.