Home / 936,404,145.60-1,404,181,065.60-353,944,809.60

Finding the Fourth Proportional to 936,404,145.60, 1,404,181,065.60 and 353,944,809.60

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Solution

The fourth proportional to 936,404,145.60, 1,404,181,065.60 and 353,944,809.60 is: 530,756,513.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,404,145.60 : 1,404,181,065.60 = 353,944,809.60 : x
  2. Step 2: Convert to fraction form
    936,404,145.60/1,404,181,065.60 = 353,944,809.60/x
  3. Step 3: Cross multiply
    936,404,145.60x = 1,404,181,065.60 × 353,944,809.60
  4. Step 4: Simplify right side
    936,404,145.60x = 497,002,599,907,717,120
  5. Step 5: Solve for x
    x = 497,002,599,907,717,120/936,404,145.60
  6. Step 6: Final answer
    x = 530,756,513.89

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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.