Home / 784,266,130.50-1,176,203,152.99-231,458,840.34

Finding the Fourth Proportional to 784,266,130.50, 1,176,203,152.99 and 231,458,840.34

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Solution

The fourth proportional to 784,266,130.50, 1,176,203,152.99 and 231,458,840.34 is: 347,130,402.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,266,130.50 : 1,176,203,152.99 = 231,458,840.34 : x
  2. Step 2: Convert to fraction form
    784,266,130.50/1,176,203,152.99 = 231,458,840.34/x
  3. Step 3: Cross multiply
    784,266,130.50x = 1,176,203,152.99 × 231,458,840.34
  4. Step 4: Simplify right side
    784,266,130.50x = 272,242,617,795,317,024
  5. Step 5: Solve for x
    x = 272,242,617,795,317,024/784,266,130.50
  6. Step 6: Final answer
    x = 347,130,402.82

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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.