Home / 164,516,457.42-246,774,671.16-72,400,195.46

Finding the Fourth Proportional to 164,516,457.42, 246,774,671.16 and 72,400,195.46

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Solution

The fourth proportional to 164,516,457.42, 246,774,671.16 and 72,400,195.46 is: 108,600,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,516,457.42 : 246,774,671.16 = 72,400,195.46 : x
  2. Step 2: Convert to fraction form
    164,516,457.42/246,774,671.16 = 72,400,195.46/x
  3. Step 3: Cross multiply
    164,516,457.42x = 246,774,671.16 × 72,400,195.46
  4. Step 4: Simplify right side
    164,516,457.42x = 17,866,534,426,561,224
  5. Step 5: Solve for x
    x = 17,866,534,426,561,224/164,516,457.42
  6. Step 6: Final answer
    x = 108,600,286.60

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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.