Home / 663,727,652.98-915,944,022.72-366,369,817.57

Finding the Fourth Proportional to 663,727,652.98, 915,944,022.72 and 366,369,817.57

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Solution

The fourth proportional to 663,727,652.98, 915,944,022.72 and 366,369,817.57 is: 505,590,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,727,652.98 : 915,944,022.72 = 366,369,817.57 : x
  2. Step 2: Convert to fraction form
    663,727,652.98/915,944,022.72 = 366,369,817.57/x
  3. Step 3: Cross multiply
    663,727,652.98x = 915,944,022.72 × 366,369,817.57
  4. Step 4: Simplify right side
    663,727,652.98x = 335,574,244,507,001,664
  5. Step 5: Solve for x
    x = 335,574,244,507,001,664/663,727,652.98
  6. Step 6: Final answer
    x = 505,590,271.85

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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.