Home / 28,002,349,227.80-42,003,523,841.70-23,165,055,147.80

Finding the Fourth Proportional to 28,002,349,227.80, 42,003,523,841.70 and 23,165,055,147.80

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Solution

The fourth proportional to 28,002,349,227.80, 42,003,523,841.70 and 23,165,055,147.80 is: 34,747,582,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,002,349,227.80 : 42,003,523,841.70 = 23,165,055,147.80 : x
  2. Step 2: Convert to fraction form
    28,002,349,227.80/42,003,523,841.70 = 23,165,055,147.80/x
  3. Step 3: Cross multiply
    28,002,349,227.80x = 42,003,523,841.70 × 23,165,055,147.80
  4. Step 4: Simplify right side
    28,002,349,227.80x = 973,013,946,194,912,477,184
  5. Step 5: Solve for x
    x = 973,013,946,194,912,477,184/28,002,349,227.80
  6. Step 6: Final answer
    x = 34,747,582,721.70

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1.5x scale

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.