Home / 127,492,002.10-191,238,003.15-41,292,271.90

Finding the Fourth Proportional to 127,492,002.10, 191,238,003.15 and 41,292,271.90

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Solution

The fourth proportional to 127,492,002.10, 191,238,003.15 and 41,292,271.90 is: 61,938,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,492,002.10 : 191,238,003.15 = 41,292,271.90 : x
  2. Step 2: Convert to fraction form
    127,492,002.10/191,238,003.15 = 41,292,271.90/x
  3. Step 3: Cross multiply
    127,492,002.10x = 191,238,003.15 × 41,292,271.90
  4. Step 4: Simplify right side
    127,492,002.10x = 7,896,651,623,682,856
  5. Step 5: Solve for x
    x = 7,896,651,623,682,856/127,492,002.10
  6. Step 6: Final answer
    x = 61,938,407.85

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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.