Home / 1,239,158,242.41-1,857,568,805.36-616,785,050.55

Finding the Fourth Proportional to 1,239,158,242.41, 1,857,568,805.36 and 616,785,050.55

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Solution

The fourth proportional to 1,239,158,242.41, 1,857,568,805.36 and 616,785,050.55 is: 924,595,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,158,242.41 : 1,857,568,805.36 = 616,785,050.55 : x
  2. Step 2: Convert to fraction form
    1,239,158,242.41/1,857,568,805.36 = 616,785,050.55/x
  3. Step 3: Cross multiply
    1,239,158,242.41x = 1,857,568,805.36 × 616,785,050.55
  4. Step 4: Simplify right side
    1,239,158,242.41x = 1,145,720,669,514,070,528
  5. Step 5: Solve for x
    x = 1,145,720,669,514,070,528/1,239,158,242.41
  6. Step 6: Final answer
    x = 924,595,931.58

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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.