Home / 1,335,528,051.45-2,003,292,077.18-1,192,676,710.65

Finding the Fourth Proportional to 1,335,528,051.45, 2,003,292,077.18 and 1,192,676,710.65

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Solution

The fourth proportional to 1,335,528,051.45, 2,003,292,077.18 and 1,192,676,710.65 is: 1,789,015,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,528,051.45 : 2,003,292,077.18 = 1,192,676,710.65 : x
  2. Step 2: Convert to fraction form
    1,335,528,051.45/2,003,292,077.18 = 1,192,676,710.65/x
  3. Step 3: Cross multiply
    1,335,528,051.45x = 2,003,292,077.18 × 1,192,676,710.65
  4. Step 4: Simplify right side
    1,335,528,051.45x = 2,389,279,805,076,284,928
  5. Step 5: Solve for x
    x = 2,389,279,805,076,284,928/1,335,528,051.45
  6. Step 6: Final answer
    x = 1,789,015,065.98

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Double scale
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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.