Home / 127,463,721.60-191,195,582.40-41,263,991.40

Finding the Fourth Proportional to 127,463,721.60, 191,195,582.40 and 41,263,991.40

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Solution

The fourth proportional to 127,463,721.60, 191,195,582.40 and 41,263,991.40 is: 61,895,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,463,721.60 : 191,195,582.40 = 41,263,991.40 : x
  2. Step 2: Convert to fraction form
    127,463,721.60/191,195,582.40 = 41,263,991.40/x
  3. Step 3: Cross multiply
    127,463,721.60x = 191,195,582.40 × 41,263,991.40
  4. Step 4: Simplify right side
    127,463,721.60x = 7,889,492,867,871,591
  5. Step 5: Solve for x
    x = 7,889,492,867,871,591/127,463,721.60
  6. Step 6: Final answer
    x = 61,895,987.10

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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.