Home / 67,058,742.70-100,588,114.05-45,503,670.70

Finding the Fourth Proportional to 67,058,742.70, 100,588,114.05 and 45,503,670.70

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Solution

The fourth proportional to 67,058,742.70, 100,588,114.05 and 45,503,670.70 is: 68,255,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,058,742.70 : 100,588,114.05 = 45,503,670.70 : x
  2. Step 2: Convert to fraction form
    67,058,742.70/100,588,114.05 = 45,503,670.70/x
  3. Step 3: Cross multiply
    67,058,742.70x = 100,588,114.05 × 45,503,670.70
  4. Step 4: Simplify right side
    67,058,742.70x = 4,577,128,418,065,243
  5. Step 5: Solve for x
    x = 4,577,128,418,065,243/67,058,742.70
  6. Step 6: Final answer
    x = 68,255,506.05

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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.