Home / 112,344,788.89-168,510,457.40-46,749,359.78

Finding the Fourth Proportional to 112,344,788.89, 168,510,457.40 and 46,749,359.78

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Solution

The fourth proportional to 112,344,788.89, 168,510,457.40 and 46,749,359.78 is: 70,121,240.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,344,788.89 : 168,510,457.40 = 46,749,359.78 : x
  2. Step 2: Convert to fraction form
    112,344,788.89/168,510,457.40 = 46,749,359.78/x
  3. Step 3: Cross multiply
    112,344,788.89x = 168,510,457.40 × 46,749,359.78
  4. Step 4: Simplify right side
    112,344,788.89x = 7,877,755,999,167,744
  5. Step 5: Solve for x
    x = 7,877,755,999,167,744/112,344,788.89
  6. Step 6: Final answer
    x = 70,121,240.84

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1.5x scale

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.