Home / 2,070,442,543.69-2,857,455,889.91-1,166,228,239.33

Finding the Fourth Proportional to 2,070,442,543.69, 2,857,455,889.91 and 1,166,228,239.33

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Solution

The fourth proportional to 2,070,442,543.69, 2,857,455,889.91 and 1,166,228,239.33 is: 1,609,533,073.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,442,543.69 : 2,857,455,889.91 = 1,166,228,239.33 : x
  2. Step 2: Convert to fraction form
    2,070,442,543.69/2,857,455,889.91 = 1,166,228,239.33/x
  3. Step 3: Cross multiply
    2,070,442,543.69x = 2,857,455,889.91 × 1,166,228,239.33
  4. Step 4: Simplify right side
    2,070,442,543.69x = 3,332,445,751,452,877,312
  5. Step 5: Solve for x
    x = 3,332,445,751,452,877,312/2,070,442,543.69
  6. Step 6: Final answer
    x = 1,609,533,073.79

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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.