Home / 92,191,780.12-127,224,395.40-50,938,378.60

Finding the Fourth Proportional to 92,191,780.12, 127,224,395.40 and 50,938,378.60

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Solution

The fourth proportional to 92,191,780.12, 127,224,395.40 and 50,938,378.60 is: 70,294,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,191,780.12 : 127,224,395.40 = 50,938,378.60 : x
  2. Step 2: Convert to fraction form
    92,191,780.12/127,224,395.40 = 50,938,378.60/x
  3. Step 3: Cross multiply
    92,191,780.12x = 127,224,395.40 × 50,938,378.60
  4. Step 4: Simplify right side
    92,191,780.12x = 6,480,604,420,041,299
  5. Step 5: Solve for x
    x = 6,480,604,420,041,299/92,191,780.12
  6. Step 6: Final answer
    x = 70,294,818.17

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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.