Home / 297,779,274.80-446,668,912.20-144,724,266.80

Finding the Fourth Proportional to 297,779,274.80, 446,668,912.20 and 144,724,266.80

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Solution

The fourth proportional to 297,779,274.80, 446,668,912.20 and 144,724,266.80 is: 217,086,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,779,274.80 : 446,668,912.20 = 144,724,266.80 : x
  2. Step 2: Convert to fraction form
    297,779,274.80/446,668,912.20 = 144,724,266.80/x
  3. Step 3: Cross multiply
    297,779,274.80x = 446,668,912.20 × 144,724,266.80
  4. Step 4: Simplify right side
    297,779,274.80x = 64,643,830,820,498,576
  5. Step 5: Solve for x
    x = 64,643,830,820,498,576/297,779,274.80
  6. Step 6: Final answer
    x = 217,086,400.20

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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.