Home / 459,881,202.30-689,821,803.45-414,531,570.30

Finding the Fourth Proportional to 459,881,202.30, 689,821,803.45 and 414,531,570.30

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Solution

The fourth proportional to 459,881,202.30, 689,821,803.45 and 414,531,570.30 is: 621,797,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,881,202.30 : 689,821,803.45 = 414,531,570.30 : x
  2. Step 2: Convert to fraction form
    459,881,202.30/689,821,803.45 = 414,531,570.30/x
  3. Step 3: Cross multiply
    459,881,202.30x = 689,821,803.45 × 414,531,570.30
  4. Step 4: Simplify right side
    459,881,202.30x = 285,952,915,411,306,496
  5. Step 5: Solve for x
    x = 285,952,915,411,306,496/459,881,202.30
  6. Step 6: Final answer
    x = 621,797,355.45

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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.