Home / 1,613,573,911.39-2,226,673,209.27-899,072,547.70

Finding the Fourth Proportional to 1,613,573,911.39, 2,226,673,209.27 and 899,072,547.70

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Solution

The fourth proportional to 1,613,573,911.39, 2,226,673,209.27 and 899,072,547.70 is: 1,240,687,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,573,911.39 : 2,226,673,209.27 = 899,072,547.70 : x
  2. Step 2: Convert to fraction form
    1,613,573,911.39/2,226,673,209.27 = 899,072,547.70/x
  3. Step 3: Cross multiply
    1,613,573,911.39x = 2,226,673,209.27 × 899,072,547.70
  4. Step 4: Simplify right side
    1,613,573,911.39x = 2,001,940,755,153,714,176
  5. Step 5: Solve for x
    x = 2,001,940,755,153,714,176/1,613,573,911.39
  6. Step 6: Final answer
    x = 1,240,687,359.30

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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.