Home / 454,728,803.04-627,487,838.64-256,479,372

Finding the Fourth Proportional to 454,728,803.04, 627,487,838.64 and 256,479,372

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Solution

The fourth proportional to 454,728,803.04, 627,487,838.64 and 256,479,372 is: 353,920,151.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,728,803.04 : 627,487,838.64 = 256,479,372 : x
  2. Step 2: Convert to fraction form
    454,728,803.04/627,487,838.64 = 256,479,372/x
  3. Step 3: Cross multiply
    454,728,803.04x = 627,487,838.64 × 256,479,372
  4. Step 4: Simplify right side
    454,728,803.04x = 160,937,686,792,024,544
  5. Step 5: Solve for x
    x = 160,937,686,792,024,544/454,728,803.04
  6. Step 6: Final answer
    x = 353,920,151.34

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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.