Home / 212,008,166.10-292,569,509.25-119,189,086.74

Finding the Fourth Proportional to 212,008,166.10, 292,569,509.25 and 119,189,086.74

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Solution

The fourth proportional to 212,008,166.10, 292,569,509.25 and 119,189,086.74 is: 164,479,950.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,008,166.10 : 292,569,509.25 = 119,189,086.74 : x
  2. Step 2: Convert to fraction form
    212,008,166.10/292,569,509.25 = 119,189,086.74/x
  3. Step 3: Cross multiply
    212,008,166.10x = 292,569,509.25 × 119,189,086.74
  4. Step 4: Simplify right side
    212,008,166.10x = 34,871,092,615,477,480
  5. Step 5: Solve for x
    x = 34,871,092,615,477,480/212,008,166.10
  6. Step 6: Final answer
    x = 164,479,950.26

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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.