Home / 315,660,692.48-435,594,184.26-174,523,753.22

Finding the Fourth Proportional to 315,660,692.48, 435,594,184.26 and 174,523,753.22

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Solution

The fourth proportional to 315,660,692.48, 435,594,184.26 and 174,523,753.22 is: 240,833,064.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,660,692.48 : 435,594,184.26 = 174,523,753.22 : x
  2. Step 2: Convert to fraction form
    315,660,692.48/435,594,184.26 = 174,523,753.22/x
  3. Step 3: Cross multiply
    315,660,692.48x = 435,594,184.26 × 174,523,753.22
  4. Step 4: Simplify right side
    315,660,692.48x = 76,021,531,917,859,440
  5. Step 5: Solve for x
    x = 76,021,531,917,859,440/315,660,692.48
  6. Step 6: Final answer
    x = 240,833,064.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.