Home / 105,014,727.40-157,270,148.70-51,099,053.80

Finding the Fourth Proportional to 105,014,727.40, 157,270,148.70 and 51,099,053.80

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Solution

The fourth proportional to 105,014,727.40, 157,270,148.70 and 51,099,053.80 is: 76,525,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,014,727.40 : 157,270,148.70 = 51,099,053.80 : x
  2. Step 2: Convert to fraction form
    105,014,727.40/157,270,148.70 = 51,099,053.80/x
  3. Step 3: Cross multiply
    105,014,727.40x = 157,270,148.70 × 51,099,053.80
  4. Step 4: Simplify right side
    105,014,727.40x = 8,036,355,789,555,299
  5. Step 5: Solve for x
    x = 8,036,355,789,555,299/105,014,727.40
  6. Step 6: Final answer
    x = 76,525,988.20

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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.