Home / 86,241,316.94-129,357,675.48-31,649,607.44

Finding the Fourth Proportional to 86,241,316.94, 129,357,675.48 and 31,649,607.44

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Solution

The fourth proportional to 86,241,316.94, 129,357,675.48 and 31,649,607.44 is: 47,472,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,241,316.94 : 129,357,675.48 = 31,649,607.44 : x
  2. Step 2: Convert to fraction form
    86,241,316.94/129,357,675.48 = 31,649,607.44/x
  3. Step 3: Cross multiply
    86,241,316.94x = 129,357,675.48 × 31,649,607.44
  4. Step 4: Simplify right side
    86,241,316.94x = 4,094,119,648,292,914
  5. Step 5: Solve for x
    x = 4,094,119,648,292,914/86,241,316.94
  6. Step 6: Final answer
    x = 47,472,833.13

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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.