Home / 947,297,762.64-1,307,204,548.92-550,792,622.16

Finding the Fourth Proportional to 947,297,762.64, 1,307,204,548.92 and 550,792,622.16

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Solution

The fourth proportional to 947,297,762.64, 1,307,204,548.92 and 550,792,622.16 is: 760,055,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,297,762.64 : 1,307,204,548.92 = 550,792,622.16 : x
  2. Step 2: Convert to fraction form
    947,297,762.64/1,307,204,548.92 = 550,792,622.16/x
  3. Step 3: Cross multiply
    947,297,762.64x = 1,307,204,548.92 × 550,792,622.16
  4. Step 4: Simplify right side
    947,297,762.64x = 719,998,621,199,126,784
  5. Step 5: Solve for x
    x = 719,998,621,199,126,784/947,297,762.64
  6. Step 6: Final answer
    x = 760,055,232.47

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1.5x scale

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.