Home / 1,799,172,057.20-2,698,758,085.80-572,464,511.60

Finding the Fourth Proportional to 1,799,172,057.20, 2,698,758,085.80 and 572,464,511.60

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Solution

The fourth proportional to 1,799,172,057.20, 2,698,758,085.80 and 572,464,511.60 is: 858,696,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,172,057.20 : 2,698,758,085.80 = 572,464,511.60 : x
  2. Step 2: Convert to fraction form
    1,799,172,057.20/2,698,758,085.80 = 572,464,511.60/x
  3. Step 3: Cross multiply
    1,799,172,057.20x = 2,698,758,085.80 × 572,464,511.60
  4. Step 4: Simplify right side
    1,799,172,057.20x = 1,544,943,229,514,048,000
  5. Step 5: Solve for x
    x = 1,544,943,229,514,048,000/1,799,172,057.20
  6. Step 6: Final answer
    x = 858,696,767.40

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Double scale
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1.5x scale

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.