Home / 74,736,835.53-103,139,893.67-47,224,725.45

Finding the Fourth Proportional to 74,736,835.53, 103,139,893.67 and 47,224,725.45

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Solution

The fourth proportional to 74,736,835.53, 103,139,893.67 and 47,224,725.45 is: 65,172,055.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,736,835.53 : 103,139,893.67 = 47,224,725.45 : x
  2. Step 2: Convert to fraction form
    74,736,835.53/103,139,893.67 = 47,224,725.45/x
  3. Step 3: Cross multiply
    74,736,835.53x = 103,139,893.67 × 47,224,725.45
  4. Step 4: Simplify right side
    74,736,835.53x = 4,870,753,161,271,820
  5. Step 5: Solve for x
    x = 4,870,753,161,271,820/74,736,835.53
  6. Step 6: Final answer
    x = 65,172,055.07

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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.