Home / 164,646,642.05-246,971,309.90-53,980,696.81

Finding the Fourth Proportional to 164,646,642.05, 246,971,309.90 and 53,980,696.81

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Solution

The fourth proportional to 164,646,642.05, 246,971,309.90 and 53,980,696.81 is: 80,971,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,646,642.05 : 246,971,309.90 = 53,980,696.81 : x
  2. Step 2: Convert to fraction form
    164,646,642.05/246,971,309.90 = 53,980,696.81/x
  3. Step 3: Cross multiply
    164,646,642.05x = 246,971,309.90 × 53,980,696.81
  4. Step 4: Simplify right side
    164,646,642.05x = 13,331,683,400,480,452
  5. Step 5: Solve for x
    x = 13,331,683,400,480,452/164,646,642.05
  6. Step 6: Final answer
    x = 80,971,486.78

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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.