Home / 522,152,287.88-783,143,291.52-153,601,047.63

Finding the Fourth Proportional to 522,152,287.88, 783,143,291.52 and 153,601,047.63

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Solution

The fourth proportional to 522,152,287.88, 783,143,291.52 and 153,601,047.63 is: 230,376,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,152,287.88 : 783,143,291.52 = 153,601,047.63 : x
  2. Step 2: Convert to fraction form
    522,152,287.88/783,143,291.52 = 153,601,047.63/x
  3. Step 3: Cross multiply
    522,152,287.88x = 783,143,291.52 × 153,601,047.63
  4. Step 4: Simplify right side
    522,152,287.88x = 120,291,630,021,878,496
  5. Step 5: Solve for x
    x = 120,291,630,021,878,496/522,152,287.88
  6. Step 6: Final answer
    x = 230,376,525.81

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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.