Home / 112,335,005.60-168,502,508.40-93,187,383.20

Finding the Fourth Proportional to 112,335,005.60, 168,502,508.40 and 93,187,383.20

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Solution

The fourth proportional to 112,335,005.60, 168,502,508.40 and 93,187,383.20 is: 139,781,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,335,005.60 : 168,502,508.40 = 93,187,383.20 : x
  2. Step 2: Convert to fraction form
    112,335,005.60/168,502,508.40 = 93,187,383.20/x
  3. Step 3: Cross multiply
    112,335,005.60x = 168,502,508.40 × 93,187,383.20
  4. Step 4: Simplify right side
    112,335,005.60x = 15,702,307,820,432,020
  5. Step 5: Solve for x
    x = 15,702,307,820,432,020/112,335,005.60
  6. Step 6: Final answer
    x = 139,781,074.80

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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.