Home / 865,580,533.30-1,298,496,771.15-283,173,685.30

Finding the Fourth Proportional to 865,580,533.30, 1,298,496,771.15 and 283,173,685.30

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Solution

The fourth proportional to 865,580,533.30, 1,298,496,771.15 and 283,173,685.30 is: 424,801,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,580,533.30 : 1,298,496,771.15 = 283,173,685.30 : x
  2. Step 2: Convert to fraction form
    865,580,533.30/1,298,496,771.15 = 283,173,685.30/x
  3. Step 3: Cross multiply
    865,580,533.30x = 1,298,496,771.15 × 283,173,685.30
  4. Step 4: Simplify right side
    865,580,533.30x = 367,700,116,036,696,256
  5. Step 5: Solve for x
    x = 367,700,116,036,696,256/865,580,533.30
  6. Step 6: Final answer
    x = 424,801,739.28

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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.