Home / 63,168,898.85-94,670,792.67-45,720,207.32

Finding the Fourth Proportional to 63,168,898.85, 94,670,792.67 and 45,720,207.32

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Solution

The fourth proportional to 63,168,898.85, 94,670,792.67 and 45,720,207.32 is: 68,520,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,168,898.85 : 94,670,792.67 = 45,720,207.32 : x
  2. Step 2: Convert to fraction form
    63,168,898.85/94,670,792.67 = 45,720,207.32/x
  3. Step 3: Cross multiply
    63,168,898.85x = 94,670,792.67 × 45,720,207.32
  4. Step 4: Simplify right side
    63,168,898.85x = 4,328,368,268,021,136.50
  5. Step 5: Solve for x
    x = 4,328,368,268,021,136.50/63,168,898.85
  6. Step 6: Final answer
    x = 68,520,559.12

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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.