Home / 240,009,376.28-331,212,950.24-130,001,089.28

Finding the Fourth Proportional to 240,009,376.28, 331,212,950.24 and 130,001,089.28

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Solution

The fourth proportional to 240,009,376.28, 331,212,950.24 and 130,001,089.28 is: 179,401,509.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,009,376.28 : 331,212,950.24 = 130,001,089.28 : x
  2. Step 2: Convert to fraction form
    240,009,376.28/331,212,950.24 = 130,001,089.28/x
  3. Step 3: Cross multiply
    240,009,376.28x = 331,212,950.24 × 130,001,089.28
  4. Step 4: Simplify right side
    240,009,376.28x = 43,058,044,314,842,440
  5. Step 5: Solve for x
    x = 43,058,044,314,842,440/240,009,376.28
  6. Step 6: Final answer
    x = 179,401,509.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.