Home / 185,139,457.36-277,755,421.92-130,658,449.66

Finding the Fourth Proportional to 185,139,457.36, 277,755,421.92 and 130,658,449.66

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Solution

The fourth proportional to 185,139,457.36, 277,755,421.92 and 130,658,449.66 is: 196,020,304.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,139,457.36 : 277,755,421.92 = 130,658,449.66 : x
  2. Step 2: Convert to fraction form
    185,139,457.36/277,755,421.92 = 130,658,449.66/x
  3. Step 3: Cross multiply
    185,139,457.36x = 277,755,421.92 × 130,658,449.66
  4. Step 4: Simplify right side
    185,139,457.36x = 36,291,092,812,726,384
  5. Step 5: Solve for x
    x = 36,291,092,812,726,384/185,139,457.36
  6. Step 6: Final answer
    x = 196,020,304.53

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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.