Home / 291,732,282.63-402,585,813.01-159,572,123.11

Finding the Fourth Proportional to 291,732,282.63, 402,585,813.01 and 159,572,123.11

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Solution

The fourth proportional to 291,732,282.63, 402,585,813.01 and 159,572,123.11 is: 220,206,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,732,282.63 : 402,585,813.01 = 159,572,123.11 : x
  2. Step 2: Convert to fraction form
    291,732,282.63/402,585,813.01 = 159,572,123.11/x
  3. Step 3: Cross multiply
    291,732,282.63x = 402,585,813.01 × 159,572,123.11
  4. Step 4: Simplify right side
    291,732,282.63x = 64,241,472,916,448,864
  5. Step 5: Solve for x
    x = 64,241,472,916,448,864/291,732,282.63
  6. Step 6: Final answer
    x = 220,206,938.83

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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.