Home / 157,972,820.47-236,969,628.06-41,391,031.12

Finding the Fourth Proportional to 157,972,820.47, 236,969,628.06 and 41,391,031.12

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Solution

The fourth proportional to 157,972,820.47, 236,969,628.06 and 41,391,031.12 is: 62,089,270.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,972,820.47 : 236,969,628.06 = 41,391,031.12 : x
  2. Step 2: Convert to fraction form
    157,972,820.47/236,969,628.06 = 41,391,031.12/x
  3. Step 3: Cross multiply
    157,972,820.47x = 236,969,628.06 × 41,391,031.12
  4. Step 4: Simplify right side
    157,972,820.47x = 9,808,417,249,089,078
  5. Step 5: Solve for x
    x = 9,808,417,249,089,078/157,972,820.47
  6. Step 6: Final answer
    x = 62,089,270.93

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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.