Home / 19,166,328,002.80-28,749,492,004.20-6,744,559,913.20

Finding the Fourth Proportional to 19,166,328,002.80, 28,749,492,004.20 and 6,744,559,913.20

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Solution

The fourth proportional to 19,166,328,002.80, 28,749,492,004.20 and 6,744,559,913.20 is: 10,116,839,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,328,002.80 : 28,749,492,004.20 = 6,744,559,913.20 : x
  2. Step 2: Convert to fraction form
    19,166,328,002.80/28,749,492,004.20 = 6,744,559,913.20/x
  3. Step 3: Cross multiply
    19,166,328,002.80x = 28,749,492,004.20 × 6,744,559,913.20
  4. Step 4: Simplify right side
    19,166,328,002.80x = 193,902,671,296,391,249,920
  5. Step 5: Solve for x
    x = 193,902,671,296,391,249,920/19,166,328,002.80
  6. Step 6: Final answer
    x = 10,116,839,869.80

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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.