Home / 512,051,724.24-706,633,138.02-277,102,322.40

Finding the Fourth Proportional to 512,051,724.24, 706,633,138.02 and 277,102,322.40

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Solution

The fourth proportional to 512,051,724.24, 706,633,138.02 and 277,102,322.40 is: 382,402,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,051,724.24 : 706,633,138.02 = 277,102,322.40 : x
  2. Step 2: Convert to fraction form
    512,051,724.24/706,633,138.02 = 277,102,322.40/x
  3. Step 3: Cross multiply
    512,051,724.24x = 706,633,138.02 × 277,102,322.40
  4. Step 4: Simplify right side
    512,051,724.24x = 195,809,683,630,141,728
  5. Step 5: Solve for x
    x = 195,809,683,630,141,728/512,051,724.24
  6. Step 6: Final answer
    x = 382,402,156.58

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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.