Home / 528,033,749.90-792,125,274.45-164,490,197.90

Finding the Fourth Proportional to 528,033,749.90, 792,125,274.45 and 164,490,197.90

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Solution

The fourth proportional to 528,033,749.90, 792,125,274.45 and 164,490,197.90 is: 246,758,551.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,033,749.90 : 792,125,274.45 = 164,490,197.90 : x
  2. Step 2: Convert to fraction form
    528,033,749.90/792,125,274.45 = 164,490,197.90/x
  3. Step 3: Cross multiply
    528,033,749.90x = 792,125,274.45 × 164,490,197.90
  4. Step 4: Simplify right side
    528,033,749.90x = 130,296,843,155,872,320
  5. Step 5: Solve for x
    x = 130,296,843,155,872,320/528,033,749.90
  6. Step 6: Final answer
    x = 246,758,551.29

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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.