Home / 105,872,002.70-158,808,004.05-37,716,917.90

Finding the Fourth Proportional to 105,872,002.70, 158,808,004.05 and 37,716,917.90

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Solution

The fourth proportional to 105,872,002.70, 158,808,004.05 and 37,716,917.90 is: 56,575,376.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,872,002.70 : 158,808,004.05 = 37,716,917.90 : x
  2. Step 2: Convert to fraction form
    105,872,002.70/158,808,004.05 = 37,716,917.90/x
  3. Step 3: Cross multiply
    105,872,002.70x = 158,808,004.05 × 37,716,917.90
  4. Step 4: Simplify right side
    105,872,002.70x = 5,989,748,450,616,718
  5. Step 5: Solve for x
    x = 5,989,748,450,616,718/105,872,002.70
  6. Step 6: Final answer
    x = 56,575,376.85

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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.