Home / 112,334,826.80-168,502,240.20-99,580,242.80

Finding the Fourth Proportional to 112,334,826.80, 168,502,240.20 and 99,580,242.80

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Solution

The fourth proportional to 112,334,826.80, 168,502,240.20 and 99,580,242.80 is: 149,370,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,826.80 : 168,502,240.20 = 99,580,242.80 : x
  2. Step 2: Convert to fraction form
    112,334,826.80/168,502,240.20 = 99,580,242.80/x
  3. Step 3: Cross multiply
    112,334,826.80x = 168,502,240.20 × 99,580,242.80
  4. Step 4: Simplify right side
    112,334,826.80x = 16,779,493,991,459,918
  5. Step 5: Solve for x
    x = 16,779,493,991,459,918/112,334,826.80
  6. Step 6: Final answer
    x = 149,370,364.20

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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.