Home / 528,033,758.40-792,125,287.20-164,490,206.40

Finding the Fourth Proportional to 528,033,758.40, 792,125,287.20 and 164,490,206.40

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Solution

The fourth proportional to 528,033,758.40, 792,125,287.20 and 164,490,206.40 is: 246,758,564.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,033,758.40 : 792,125,287.20 = 164,490,206.40 : x
  2. Step 2: Convert to fraction form
    528,033,758.40/792,125,287.20 = 164,490,206.40/x
  3. Step 3: Cross multiply
    528,033,758.40x = 792,125,287.20 × 164,490,206.40
  4. Step 4: Simplify right side
    528,033,758.40x = 130,296,851,986,187,296
  5. Step 5: Solve for x
    x = 130,296,851,986,187,296/528,033,758.40
  6. Step 6: Final answer
    x = 246,758,564.04

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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.