Home / 581,704,109.82-801,813,913.61-393,463,754.01

Finding the Fourth Proportional to 581,704,109.82, 801,813,913.61 and 393,463,754.01

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Solution

The fourth proportional to 581,704,109.82, 801,813,913.61 and 393,463,754.01 is: 542,345,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,704,109.82 : 801,813,913.61 = 393,463,754.01 : x
  2. Step 2: Convert to fraction form
    581,704,109.82/801,813,913.61 = 393,463,754.01/x
  3. Step 3: Cross multiply
    581,704,109.82x = 801,813,913.61 × 393,463,754.01
  4. Step 4: Simplify right side
    581,704,109.82x = 315,484,712,464,473,088
  5. Step 5: Solve for x
    x = 315,484,712,464,473,088/581,704,109.82
  6. Step 6: Final answer
    x = 542,345,682.52

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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.