Home / 149,463,320.40-224,194,980.60-91,768,510.80

Finding the Fourth Proportional to 149,463,320.40, 224,194,980.60 and 91,768,510.80

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Solution

The fourth proportional to 149,463,320.40, 224,194,980.60 and 91,768,510.80 is: 137,652,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,463,320.40 : 224,194,980.60 = 91,768,510.80 : x
  2. Step 2: Convert to fraction form
    149,463,320.40/224,194,980.60 = 91,768,510.80/x
  3. Step 3: Cross multiply
    149,463,320.40x = 224,194,980.60 × 91,768,510.80
  4. Step 4: Simplify right side
    149,463,320.40x = 20,574,039,498,496,888
  5. Step 5: Solve for x
    x = 20,574,039,498,496,888/149,463,320.40
  6. Step 6: Final answer
    x = 137,652,766.20

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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.