Home / 104,832,186.40-157,248,279.60-86,338,039.60

Finding the Fourth Proportional to 104,832,186.40, 157,248,279.60 and 86,338,039.60

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Solution

The fourth proportional to 104,832,186.40, 157,248,279.60 and 86,338,039.60 is: 129,507,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,832,186.40 : 157,248,279.60 = 86,338,039.60 : x
  2. Step 2: Convert to fraction form
    104,832,186.40/157,248,279.60 = 86,338,039.60/x
  3. Step 3: Cross multiply
    104,832,186.40x = 157,248,279.60 × 86,338,039.60
  4. Step 4: Simplify right side
    104,832,186.40x = 13,576,508,191,136,670
  5. Step 5: Solve for x
    x = 13,576,508,191,136,670/104,832,186.40
  6. Step 6: Final answer
    x = 129,507,059.40

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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.