Home / 19,131,894,176.40-28,697,841,264.60-17,203,401,075.60

Finding the Fourth Proportional to 19,131,894,176.40, 28,697,841,264.60 and 17,203,401,075.60

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Solution

The fourth proportional to 19,131,894,176.40, 28,697,841,264.60 and 17,203,401,075.60 is: 25,805,101,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131,894,176.40 : 28,697,841,264.60 = 17,203,401,075.60 : x
  2. Step 2: Convert to fraction form
    19,131,894,176.40/28,697,841,264.60 = 17,203,401,075.60/x
  3. Step 3: Cross multiply
    19,131,894,176.40x = 28,697,841,264.60 × 17,203,401,075.60
  4. Step 4: Simplify right side
    19,131,894,176.40x = 493,700,473,278,817,632,256
  5. Step 5: Solve for x
    x = 493,700,473,278,817,632,256/19,131,894,176.40
  6. Step 6: Final answer
    x = 25,805,101,613.40

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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.