Home / 185,139,459.36-277,755,424.92-130,658,451.66

Finding the Fourth Proportional to 185,139,459.36, 277,755,424.92 and 130,658,451.66

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Solution

The fourth proportional to 185,139,459.36, 277,755,424.92 and 130,658,451.66 is: 196,020,307.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,139,459.36 : 277,755,424.92 = 130,658,451.66 : x
  2. Step 2: Convert to fraction form
    185,139,459.36/277,755,424.92 = 130,658,451.66/x
  3. Step 3: Cross multiply
    185,139,459.36x = 277,755,424.92 × 130,658,451.66
  4. Step 4: Simplify right side
    185,139,459.36x = 36,291,093,760,212,584
  5. Step 5: Solve for x
    x = 36,291,093,760,212,584/185,139,459.36
  6. Step 6: Final answer
    x = 196,020,307.53

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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.