Home / 1,193,785,999.88-1,790,697,559.51-353,513,743.39

Finding the Fourth Proportional to 1,193,785,999.88, 1,790,697,559.51 and 353,513,743.39

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Solution

The fourth proportional to 1,193,785,999.88, 1,790,697,559.51 and 353,513,743.39 is: 530,276,111.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,785,999.88 : 1,790,697,559.51 = 353,513,743.39 : x
  2. Step 2: Convert to fraction form
    1,193,785,999.88/1,790,697,559.51 = 353,513,743.39/x
  3. Step 3: Cross multiply
    1,193,785,999.88x = 1,790,697,559.51 × 353,513,743.39
  4. Step 4: Simplify right side
    1,193,785,999.88x = 633,036,197,541,717,376
  5. Step 5: Solve for x
    x = 633,036,197,541,717,376/1,193,785,999.88
  6. Step 6: Final answer
    x = 530,276,111.13

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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.