Home / 105,722,411.60-158,583,617.40-73,473,784.40

Finding the Fourth Proportional to 105,722,411.60, 158,583,617.40 and 73,473,784.40

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Solution

The fourth proportional to 105,722,411.60, 158,583,617.40 and 73,473,784.40 is: 110,210,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,722,411.60 : 158,583,617.40 = 73,473,784.40 : x
  2. Step 2: Convert to fraction form
    105,722,411.60/158,583,617.40 = 73,473,784.40/x
  3. Step 3: Cross multiply
    105,722,411.60x = 158,583,617.40 × 73,473,784.40
  4. Step 4: Simplify right side
    105,722,411.60x = 11,651,738,514,219,690
  5. Step 5: Solve for x
    x = 11,651,738,514,219,690/105,722,411.60
  6. Step 6: Final answer
    x = 110,210,676.60

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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.