Home / 115,161,795.03-172,742,693.36-38,484,823.35

Finding the Fourth Proportional to 115,161,795.03, 172,742,693.36 and 38,484,823.35

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Solution

The fourth proportional to 115,161,795.03, 172,742,693.36 and 38,484,823.35 is: 57,727,235.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,161,795.03 : 172,742,693.36 = 38,484,823.35 : x
  2. Step 2: Convert to fraction form
    115,161,795.03/172,742,693.36 = 38,484,823.35/x
  3. Step 3: Cross multiply
    115,161,795.03x = 172,742,693.36 × 38,484,823.35
  4. Step 4: Simplify right side
    115,161,795.03x = 6,647,972,038,962,819
  5. Step 5: Solve for x
    x = 6,647,972,038,962,819/115,161,795.03
  6. Step 6: Final answer
    x = 57,727,235.30

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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.