Home / 124,408,274.09-171,683,492.11-69,404,130.59

Finding the Fourth Proportional to 124,408,274.09, 171,683,492.11 and 69,404,130.59

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Solution

The fourth proportional to 124,408,274.09, 171,683,492.11 and 69,404,130.59 is: 95,777,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,408,274.09 : 171,683,492.11 = 69,404,130.59 : x
  2. Step 2: Convert to fraction form
    124,408,274.09/171,683,492.11 = 69,404,130.59/x
  3. Step 3: Cross multiply
    124,408,274.09x = 171,683,492.11 × 69,404,130.59
  4. Step 4: Simplify right side
    124,408,274.09x = 11,915,543,506,549,676
  5. Step 5: Solve for x
    x = 11,915,543,506,549,676/124,408,274.09
  6. Step 6: Final answer
    x = 95,777,741.42

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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.