Home / 165,888,014.40-248,832,021.60-50,871,643.20

Finding the Fourth Proportional to 165,888,014.40, 248,832,021.60 and 50,871,643.20

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Solution

The fourth proportional to 165,888,014.40, 248,832,021.60 and 50,871,643.20 is: 76,307,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,014.40 : 248,832,021.60 = 50,871,643.20 : x
  2. Step 2: Convert to fraction form
    165,888,014.40/248,832,021.60 = 50,871,643.20/x
  3. Step 3: Cross multiply
    165,888,014.40x = 248,832,021.60 × 50,871,643.20
  4. Step 4: Simplify right side
    165,888,014.40x = 12,658,493,819,569,894
  5. Step 5: Solve for x
    x = 12,658,493,819,569,894/165,888,014.40
  6. Step 6: Final answer
    x = 76,307,464.80

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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.