Home / 610,009,346.80-841,821,421.08-331,550,786.80

Finding the Fourth Proportional to 610,009,346.80, 841,821,421.08 and 331,550,786.80

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Solution

The fourth proportional to 610,009,346.80, 841,821,421.08 and 331,550,786.80 is: 457,544,717.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,009,346.80 : 841,821,421.08 = 331,550,786.80 : x
  2. Step 2: Convert to fraction form
    610,009,346.80/841,821,421.08 = 331,550,786.80/x
  3. Step 3: Cross multiply
    610,009,346.80x = 841,821,421.08 × 331,550,786.80
  4. Step 4: Simplify right side
    610,009,346.80x = 279,106,554,504,168,128
  5. Step 5: Solve for x
    x = 279,106,554,504,168,128/610,009,346.80
  6. Step 6: Final answer
    x = 457,544,717.91

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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.