Home / 243,528,254.70-365,255,473.17-66,279,208.23

Finding the Fourth Proportional to 243,528,254.70, 365,255,473.17 and 66,279,208.23

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Solution

The fourth proportional to 243,528,254.70, 365,255,473.17 and 66,279,208.23 is: 99,408,767.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,528,254.70 : 365,255,473.17 = 66,279,208.23 : x
  2. Step 2: Convert to fraction form
    243,528,254.70/365,255,473.17 = 66,279,208.23/x
  3. Step 3: Cross multiply
    243,528,254.70x = 365,255,473.17 × 66,279,208.23
  4. Step 4: Simplify right side
    243,528,254.70x = 24,208,843,563,381,608
  5. Step 5: Solve for x
    x = 24,208,843,563,381,608/243,528,254.70
  6. Step 6: Final answer
    x = 99,408,767.14

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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.