Home / 956,448,238.60-1,434,672,357.90-266,461,985.80

Finding the Fourth Proportional to 956,448,238.60, 1,434,672,357.90 and 266,461,985.80

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Solution

The fourth proportional to 956,448,238.60, 1,434,672,357.90 and 266,461,985.80 is: 399,692,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,448,238.60 : 1,434,672,357.90 = 266,461,985.80 : x
  2. Step 2: Convert to fraction form
    956,448,238.60/1,434,672,357.90 = 266,461,985.80/x
  3. Step 3: Cross multiply
    956,448,238.60x = 1,434,672,357.90 × 266,461,985.80
  4. Step 4: Simplify right side
    956,448,238.60x = 382,285,645,458,402,368
  5. Step 5: Solve for x
    x = 382,285,645,458,402,368/956,448,238.60
  6. Step 6: Final answer
    x = 399,692,978.70

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Similar ratio
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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.