Home / 196,574,860.40-294,862,290.60-192,748,485.20

Finding the Fourth Proportional to 196,574,860.40, 294,862,290.60 and 192,748,485.20

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Solution

The fourth proportional to 196,574,860.40, 294,862,290.60 and 192,748,485.20 is: 289,122,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,574,860.40 : 294,862,290.60 = 192,748,485.20 : x
  2. Step 2: Convert to fraction form
    196,574,860.40/294,862,290.60 = 192,748,485.20/x
  3. Step 3: Cross multiply
    196,574,860.40x = 294,862,290.60 × 192,748,485.20
  4. Step 4: Simplify right side
    196,574,860.40x = 56,834,259,855,752,200
  5. Step 5: Solve for x
    x = 56,834,259,855,752,200/196,574,860.40
  6. Step 6: Final answer
    x = 289,122,727.80

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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.