Home / 93,135,649.04-128,521,404.57-51,317,374.15

Finding the Fourth Proportional to 93,135,649.04, 128,521,404.57 and 51,317,374.15

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Solution

The fourth proportional to 93,135,649.04, 128,521,404.57 and 51,317,374.15 is: 70,814,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,135,649.04 : 128,521,404.57 = 51,317,374.15 : x
  2. Step 2: Convert to fraction form
    93,135,649.04/128,521,404.57 = 51,317,374.15/x
  3. Step 3: Cross multiply
    93,135,649.04x = 128,521,404.57 × 51,317,374.15
  4. Step 4: Simplify right side
    93,135,649.04x = 6,595,381,003,703,016
  5. Step 5: Solve for x
    x = 6,595,381,003,703,016/93,135,649.04
  6. Step 6: Final answer
    x = 70,814,785.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.