Home / 999,177,210.25-1,378,809,923.29-546,967,697.11

Finding the Fourth Proportional to 999,177,210.25, 1,378,809,923.29 and 546,967,697.11

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Solution

The fourth proportional to 999,177,210.25, 1,378,809,923.29 and 546,967,697.11 is: 754,785,518.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,177,210.25 : 1,378,809,923.29 = 546,967,697.11 : x
  2. Step 2: Convert to fraction form
    999,177,210.25/1,378,809,923.29 = 546,967,697.11/x
  3. Step 3: Cross multiply
    999,177,210.25x = 1,378,809,923.29 × 546,967,697.11
  4. Step 4: Simplify right side
    999,177,210.25x = 754,164,488,489,532,544
  5. Step 5: Solve for x
    x = 754,164,488,489,532,544/999,177,210.25
  6. Step 6: Final answer
    x = 754,785,518.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.