Home / 74,716,847.60-112,096,266.60-36,379,612.40

Finding the Fourth Proportional to 74,716,847.60, 112,096,266.60 and 36,379,612.40

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Solution

The fourth proportional to 74,716,847.60, 112,096,266.60 and 36,379,612.40 is: 54,579,641.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,716,847.60 : 112,096,266.60 = 36,379,612.40 : x
  2. Step 2: Convert to fraction form
    74,716,847.60/112,096,266.60 = 36,379,612.40/x
  3. Step 3: Cross multiply
    74,716,847.60x = 112,096,266.60 × 36,379,612.40
  4. Step 4: Simplify right side
    74,716,847.60x = 4,078,018,730,395,065.50
  5. Step 5: Solve for x
    x = 4,078,018,730,395,065.50/74,716,847.60
  6. Step 6: Final answer
    x = 54,579,641.16

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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.