Home / 112,196,274.40-168,294,411.60-100,480,952.80

Finding the Fourth Proportional to 112,196,274.40, 168,294,411.60 and 100,480,952.80

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Solution

The fourth proportional to 112,196,274.40, 168,294,411.60 and 100,480,952.80 is: 150,721,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,196,274.40 : 168,294,411.60 = 100,480,952.80 : x
  2. Step 2: Convert to fraction form
    112,196,274.40/168,294,411.60 = 100,480,952.80/x
  3. Step 3: Cross multiply
    112,196,274.40x = 168,294,411.60 × 100,480,952.80
  4. Step 4: Simplify right side
    112,196,274.40x = 16,910,382,828,483,372
  5. Step 5: Solve for x
    x = 16,910,382,828,483,372/112,196,274.40
  6. Step 6: Final answer
    x = 150,721,429.20

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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.