Home / 656,022,132.36-905,329,437.66-362,685,596.04

Finding the Fourth Proportional to 656,022,132.36, 905,329,437.66 and 362,685,596.04

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Solution

The fourth proportional to 656,022,132.36, 905,329,437.66 and 362,685,596.04 is: 500,516,568.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,022,132.36 : 905,329,437.66 = 362,685,596.04 : x
  2. Step 2: Convert to fraction form
    656,022,132.36/905,329,437.66 = 362,685,596.04/x
  3. Step 3: Cross multiply
    656,022,132.36x = 905,329,437.66 × 362,685,596.04
  4. Step 4: Simplify right side
    656,022,132.36x = 328,349,946,710,275,136
  5. Step 5: Solve for x
    x = 328,349,946,710,275,136/656,022,132.36
  6. Step 6: Final answer
    x = 500,516,568.75

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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.