Home / 624,542,681,579.06-861,551,706,697.34-407,895,691,303.46

Finding the Fourth Proportional to 624,542,681,579.06, 861,551,706,697.34 and 407,895,691,303.46

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Solution

The fourth proportional to 624,542,681,579.06, 861,551,706,697.34 and 407,895,691,303.46 is: 562,688,891,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,542,681,579.06 : 861,551,706,697.34 = 407,895,691,303.46 : x
  2. Step 2: Convert to fraction form
    624,542,681,579.06/861,551,706,697.34 = 407,895,691,303.46/x
  3. Step 3: Cross multiply
    624,542,681,579.06x = 861,551,706,697.34 × 407,895,691,303.46
  4. Step 4: Simplify right side
    624,542,681,579.06x = 351,423,228,996,987,329,183,744
  5. Step 5: Solve for x
    x = 351,423,228,996,987,329,183,744/624,542,681,579.06
  6. Step 6: Final answer
    x = 562,688,891,187.50

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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.