Home / 312,185,417,548.93-468,187,281,194.98-120,914,794,675.44

Finding the Fourth Proportional to 312,185,417,548.93, 468,187,281,194.98 and 120,914,794,675.44

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Solution

The fourth proportional to 312,185,417,548.93, 468,187,281,194.98 and 120,914,794,675.44 is: 181,337,006,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,185,417,548.93 : 468,187,281,194.98 = 120,914,794,675.44 : x
  2. Step 2: Convert to fraction form
    312,185,417,548.93/468,187,281,194.98 = 120,914,794,675.44/x
  3. Step 3: Cross multiply
    312,185,417,548.93x = 468,187,281,194.98 × 120,914,794,675.44
  4. Step 4: Simplify right side
    312,185,417,548.93x = 56,610,768,975,343,497,773,056
  5. Step 5: Solve for x
    x = 56,610,768,975,343,497,773,056/312,185,417,548.93
  6. Step 6: Final answer
    x = 181,337,006,128.64

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1.5x scale

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.