Home / 219,758,489,332.40-329,637,733,998.60-54,323,031,796.40

Finding the Fourth Proportional to 219,758,489,332.40, 329,637,733,998.60 and 54,323,031,796.40

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Solution

The fourth proportional to 219,758,489,332.40, 329,637,733,998.60 and 54,323,031,796.40 is: 81,484,547,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,758,489,332.40 : 329,637,733,998.60 = 54,323,031,796.40 : x
  2. Step 2: Convert to fraction form
    219,758,489,332.40/329,637,733,998.60 = 54,323,031,796.40/x
  3. Step 3: Cross multiply
    219,758,489,332.40x = 329,637,733,998.60 × 54,323,031,796.40
  4. Step 4: Simplify right side
    219,758,489,332.40x = 17,906,921,105,299,192,414,208
  5. Step 5: Solve for x
    x = 17,906,921,105,299,192,414,208/219,758,489,332.40
  6. Step 6: Final answer
    x = 81,484,547,694.60

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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.