Home / 99,558,748.81-137,390,582.59-57,751,269.49

Finding the Fourth Proportional to 99,558,748.81, 137,390,582.59 and 57,751,269.49

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Solution

The fourth proportional to 99,558,748.81, 137,390,582.59 and 57,751,269.49 is: 79,696,467.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,558,748.81 : 137,390,582.59 = 57,751,269.49 : x
  2. Step 2: Convert to fraction form
    99,558,748.81/137,390,582.59 = 57,751,269.49/x
  3. Step 3: Cross multiply
    99,558,748.81x = 137,390,582.59 × 57,751,269.49
  4. Step 4: Simplify right side
    99,558,748.81x = 7,934,480,560,543,193
  5. Step 5: Solve for x
    x = 7,934,480,560,543,193/99,558,748.81
  6. Step 6: Final answer
    x = 79,696,467.22

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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.