Home / 1,003,962,030.80-1,385,501,245.80-557,944,194.56

Finding the Fourth Proportional to 1,003,962,030.80, 1,385,501,245.80 and 557,944,194.56

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Solution

The fourth proportional to 1,003,962,030.80, 1,385,501,245.80 and 557,944,194.56 is: 769,981,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,962,030.80 : 1,385,501,245.80 = 557,944,194.56 : x
  2. Step 2: Convert to fraction form
    1,003,962,030.80/1,385,501,245.80 = 557,944,194.56/x
  3. Step 3: Cross multiply
    1,003,962,030.80x = 1,385,501,245.80 × 557,944,194.56
  4. Step 4: Simplify right side
    1,003,962,030.80x = 773,032,376,649,757,440
  5. Step 5: Solve for x
    x = 773,032,376,649,757,440/1,003,962,030.80
  6. Step 6: Final answer
    x = 769,981,685.50

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Double scale
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1.5x scale

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.