Home / 127,463,709.60-191,195,564.40-41,263,979.40

Finding the Fourth Proportional to 127,463,709.60, 191,195,564.40 and 41,263,979.40

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Solution

The fourth proportional to 127,463,709.60, 191,195,564.40 and 41,263,979.40 is: 61,895,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,463,709.60 : 191,195,564.40 = 41,263,979.40 : x
  2. Step 2: Convert to fraction form
    127,463,709.60/191,195,564.40 = 41,263,979.40/x
  3. Step 3: Cross multiply
    127,463,709.60x = 191,195,564.40 × 41,263,979.40
  4. Step 4: Simplify right side
    127,463,709.60x = 7,889,489,830,772,973
  5. Step 5: Solve for x
    x = 7,889,489,830,772,973/127,463,709.60
  6. Step 6: Final answer
    x = 61,895,969.10

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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.