Home / 440,033,157,079.30-660,049,735,618.95-125,964,280,663.30

Finding the Fourth Proportional to 440,033,157,079.30, 660,049,735,618.95 and 125,964,280,663.30

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Solution

The fourth proportional to 440,033,157,079.30, 660,049,735,618.95 and 125,964,280,663.30 is: 188,946,420,994.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,033,157,079.30 : 660,049,735,618.95 = 125,964,280,663.30 : x
  2. Step 2: Convert to fraction form
    440,033,157,079.30/660,049,735,618.95 = 125,964,280,663.30/x
  3. Step 3: Cross multiply
    440,033,157,079.30x = 660,049,735,618.95 × 125,964,280,663.30
  4. Step 4: Simplify right side
    440,033,157,079.30x = 83,142,690,149,242,373,144,576
  5. Step 5: Solve for x
    x = 83,142,690,149,242,373,144,576/440,033,157,079.30
  6. Step 6: Final answer
    x = 188,946,420,994.95

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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.