Home / 554,391,459,786.45-830,155,007,749.25-382,621,988,443.53

Finding the Fourth Proportional to 554,391,459,786.45, 830,155,007,749.25 and 382,621,988,443.53

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Solution

The fourth proportional to 554,391,459,786.45, 830,155,007,749.25 and 382,621,988,443.53 is: 572,944,539,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,391,459,786.45 : 830,155,007,749.25 = 382,621,988,443.53 : x
  2. Step 2: Convert to fraction form
    554,391,459,786.45/830,155,007,749.25 = 382,621,988,443.53/x
  3. Step 3: Cross multiply
    554,391,459,786.45x = 830,155,007,749.25 × 382,621,988,443.53
  4. Step 4: Simplify right side
    554,391,459,786.45x = 317,635,559,781,372,081,995,776
  5. Step 5: Solve for x
    x = 317,635,559,781,372,081,995,776/554,391,459,786.45
  6. Step 6: Final answer
    x = 572,944,539,772.90

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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.