Home / 112,320,205.20-168,480,307.80-94,180,352.40

Finding the Fourth Proportional to 112,320,205.20, 168,480,307.80 and 94,180,352.40

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Solution

The fourth proportional to 112,320,205.20, 168,480,307.80 and 94,180,352.40 is: 141,270,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,320,205.20 : 168,480,307.80 = 94,180,352.40 : x
  2. Step 2: Convert to fraction form
    112,320,205.20/168,480,307.80 = 94,180,352.40/x
  3. Step 3: Cross multiply
    112,320,205.20x = 168,480,307.80 × 94,180,352.40
  4. Step 4: Simplify right side
    112,320,205.20x = 15,867,534,761,064,470
  5. Step 5: Solve for x
    x = 15,867,534,761,064,470/112,320,205.20
  6. Step 6: Final answer
    x = 141,270,528.60

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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.