Home / 74,899,980.18-112,318,068.51-29,429,879.22

Finding the Fourth Proportional to 74,899,980.18, 112,318,068.51 and 29,429,879.22

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Solution

The fourth proportional to 74,899,980.18, 112,318,068.51 and 29,429,879.22 is: 44,132,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,899,980.18 : 112,318,068.51 = 29,429,879.22 : x
  2. Step 2: Convert to fraction form
    74,899,980.18/112,318,068.51 = 29,429,879.22/x
  3. Step 3: Cross multiply
    74,899,980.18x = 112,318,068.51 × 29,429,879.22
  4. Step 4: Simplify right side
    74,899,980.18x = 3,305,507,190,472,985.50
  5. Step 5: Solve for x
    x = 3,305,507,190,472,985.50/74,899,980.18
  6. Step 6: Final answer
    x = 44,132,283.91

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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.