Home / 465,157,500.59-697,078,591.74-257,987,184.17

Finding the Fourth Proportional to 465,157,500.59, 697,078,591.74 and 257,987,184.17

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Solution

The fourth proportional to 465,157,500.59, 697,078,591.74 and 257,987,184.17 is: 386,616,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,157,500.59 : 697,078,591.74 = 257,987,184.17 : x
  2. Step 2: Convert to fraction form
    465,157,500.59/697,078,591.74 = 257,987,184.17/x
  3. Step 3: Cross multiply
    465,157,500.59x = 697,078,591.74 × 257,987,184.17
  4. Step 4: Simplify right side
    465,157,500.59x = 179,837,343,024,706,240
  5. Step 5: Solve for x
    x = 179,837,343,024,706,240/465,157,500.59
  6. Step 6: Final answer
    x = 386,616,023.17

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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.