Home / 190,442,708.72-262,813,817.52-106,829,373.84

Finding the Fourth Proportional to 190,442,708.72, 262,813,817.52 and 106,829,373.84

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Solution

The fourth proportional to 190,442,708.72, 262,813,817.52 and 106,829,373.84 is: 147,426,151.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,442,708.72 : 262,813,817.52 = 106,829,373.84 : x
  2. Step 2: Convert to fraction form
    190,442,708.72/262,813,817.52 = 106,829,373.84/x
  3. Step 3: Cross multiply
    190,442,708.72x = 262,813,817.52 × 106,829,373.84
  4. Step 4: Simplify right side
    190,442,708.72x = 28,076,235,562,161,624
  5. Step 5: Solve for x
    x = 28,076,235,562,161,624/190,442,708.72
  6. Step 6: Final answer
    x = 147,426,151.16

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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.