Home / 124,408,274.63-171,683,492.84-69,404,131.13

Finding the Fourth Proportional to 124,408,274.63, 171,683,492.84 and 69,404,131.13

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Solution

The fourth proportional to 124,408,274.63, 171,683,492.84 and 69,404,131.13 is: 95,777,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,408,274.63 : 171,683,492.84 = 69,404,131.13 : x
  2. Step 2: Convert to fraction form
    124,408,274.63/171,683,492.84 = 69,404,131.13/x
  3. Step 3: Cross multiply
    124,408,274.63x = 171,683,492.84 × 69,404,131.13
  4. Step 4: Simplify right side
    124,408,274.63x = 11,915,543,649,369,348
  5. Step 5: Solve for x
    x = 11,915,543,649,369,348/124,408,274.63
  6. Step 6: Final answer
    x = 95,777,742.16

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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.