Home / 239,507,610.83-330,518,577.83-139,045,369.85

Finding the Fourth Proportional to 239,507,610.83, 330,518,577.83 and 139,045,369.85

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Solution

The fourth proportional to 239,507,610.83, 330,518,577.83 and 139,045,369.85 is: 191,881,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,507,610.83 : 330,518,577.83 = 139,045,369.85 : x
  2. Step 2: Convert to fraction form
    239,507,610.83/330,518,577.83 = 139,045,369.85/x
  3. Step 3: Cross multiply
    239,507,610.83x = 330,518,577.83 × 139,045,369.85
  4. Step 4: Simplify right side
    239,507,610.83x = 45,957,077,896,668,360
  5. Step 5: Solve for x
    x = 45,957,077,896,668,360/239,507,610.83
  6. Step 6: Final answer
    x = 191,881,492.77

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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.