Home / 854,292,267,203.92-1,178,924,496,190.40-463,658,836,979.92

Finding the Fourth Proportional to 854,292,267,203.92, 1,178,924,496,190.40 and 463,658,836,979.92

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Solution

The fourth proportional to 854,292,267,203.92, 1,178,924,496,190.40 and 463,658,836,979.92 is: 639,849,828,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,292,267,203.92 : 1,178,924,496,190.40 = 463,658,836,979.92 : x
  2. Step 2: Convert to fraction form
    854,292,267,203.92/1,178,924,496,190.40 = 463,658,836,979.92/x
  3. Step 3: Cross multiply
    854,292,267,203.92x = 1,178,924,496,190.40 × 463,658,836,979.92
  4. Step 4: Simplify right side
    854,292,267,203.92x = 546,618,760,790,778,943,897,600
  5. Step 5: Solve for x
    x = 546,618,760,790,778,943,897,600/854,292,267,203.92
  6. Step 6: Final answer
    x = 639,849,828,653.90

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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.