Home / 316,996,427.36-475,541,887.36-112,507,378.40

Finding the Fourth Proportional to 316,996,427.36, 475,541,887.36 and 112,507,378.40

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Solution

The fourth proportional to 316,996,427.36, 475,541,887.36 and 112,507,378.40 is: 168,777,836.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,996,427.36 : 475,541,887.36 = 112,507,378.40 : x
  2. Step 2: Convert to fraction form
    316,996,427.36/475,541,887.36 = 112,507,378.40/x
  3. Step 3: Cross multiply
    316,996,427.36x = 475,541,887.36 × 112,507,378.40
  4. Step 4: Simplify right side
    316,996,427.36x = 53,501,971,066,261,704
  5. Step 5: Solve for x
    x = 53,501,971,066,261,704/316,996,427.36
  6. Step 6: Final answer
    x = 168,777,836.12

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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.