Home / 519,963,272.46-717,130,921.57-457,104,970.91

Finding the Fourth Proportional to 519,963,272.46, 717,130,921.57 and 457,104,970.91

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Solution

The fourth proportional to 519,963,272.46, 717,130,921.57 and 457,104,970.91 is: 630,437,045.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,963,272.46 : 717,130,921.57 = 457,104,970.91 : x
  2. Step 2: Convert to fraction form
    519,963,272.46/717,130,921.57 = 457,104,970.91/x
  3. Step 3: Cross multiply
    519,963,272.46x = 717,130,921.57 × 457,104,970.91
  4. Step 4: Simplify right side
    519,963,272.46x = 327,804,109,043,566,400
  5. Step 5: Solve for x
    x = 327,804,109,043,566,400/519,963,272.46
  6. Step 6: Final answer
    x = 630,437,045.09

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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.