Home / 112,564,005.80-168,594,066.30-92,408,613.80

Finding the Fourth Proportional to 112,564,005.80, 168,594,066.30 and 92,408,613.80

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Solution

The fourth proportional to 112,564,005.80, 168,594,066.30 and 92,408,613.80 is: 138,406,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,564,005.80 : 168,594,066.30 = 92,408,613.80 : x
  2. Step 2: Convert to fraction form
    112,564,005.80/168,594,066.30 = 92,408,613.80/x
  3. Step 3: Cross multiply
    112,564,005.80x = 168,594,066.30 × 92,408,613.80
  4. Step 4: Simplify right side
    112,564,005.80x = 15,579,543,961,688,296
  5. Step 5: Solve for x
    x = 15,579,543,961,688,296/112,564,005.80
  6. Step 6: Final answer
    x = 138,406,090.39

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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.