Home / 245,555,095.83-368,390,704.05-79,558,332.27

Finding the Fourth Proportional to 245,555,095.83, 368,390,704.05 and 79,558,332.27

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Solution

The fourth proportional to 245,555,095.83, 368,390,704.05 and 79,558,332.27 is: 119,356,309.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,555,095.83 : 368,390,704.05 = 79,558,332.27 : x
  2. Step 2: Convert to fraction form
    245,555,095.83/368,390,704.05 = 79,558,332.27/x
  3. Step 3: Cross multiply
    245,555,095.83x = 368,390,704.05 × 79,558,332.27
  4. Step 4: Simplify right side
    245,555,095.83x = 29,308,550,037,989,136
  5. Step 5: Solve for x
    x = 29,308,550,037,989,136/245,555,095.83
  6. Step 6: Final answer
    x = 119,356,309.58

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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.