Home / 127,492,072.10-191,238,108.15-41,292,341.90

Finding the Fourth Proportional to 127,492,072.10, 191,238,108.15 and 41,292,341.90

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Solution

The fourth proportional to 127,492,072.10, 191,238,108.15 and 41,292,341.90 is: 61,938,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,492,072.10 : 191,238,108.15 = 41,292,341.90 : x
  2. Step 2: Convert to fraction form
    127,492,072.10/191,238,108.15 = 41,292,341.90/x
  3. Step 3: Cross multiply
    127,492,072.10x = 191,238,108.15 × 41,292,341.90
  4. Step 4: Simplify right side
    127,492,072.10x = 7,896,669,346,038,976
  5. Step 5: Solve for x
    x = 7,896,669,346,038,976/127,492,072.10
  6. Step 6: Final answer
    x = 61,938,512.85

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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.