Home / 116,774,903.72-175,108,439.64-42,980,147.48

Finding the Fourth Proportional to 116,774,903.72, 175,108,439.64 and 42,980,147.48

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Solution

The fourth proportional to 116,774,903.72, 175,108,439.64 and 42,980,147.48 is: 64,450,376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,774,903.72 : 175,108,439.64 = 42,980,147.48 : x
  2. Step 2: Convert to fraction form
    116,774,903.72/175,108,439.64 = 42,980,147.48/x
  3. Step 3: Cross multiply
    116,774,903.72x = 175,108,439.64 × 42,980,147.48
  4. Step 4: Simplify right side
    116,774,903.72x = 7,526,186,560,719,877
  5. Step 5: Solve for x
    x = 7,526,186,560,719,877/116,774,903.72
  6. Step 6: Final answer
    x = 64,450,376.93

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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.