Home / 1,370,423,000,273.10-2,055,702,780,286.50-521,545,321,124.38

Finding the Fourth Proportional to 1,370,423,000,273.10, 2,055,702,780,286.50 and 521,545,321,124.38

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Solution

The fourth proportional to 1,370,423,000,273.10, 2,055,702,780,286.50 and 521,545,321,124.38 is: 782,343,967,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,423,000,273.10 : 2,055,702,780,286.50 = 521,545,321,124.38 : x
  2. Step 2: Convert to fraction form
    1,370,423,000,273.10/2,055,702,780,286.50 = 521,545,321,124.38/x
  3. Step 3: Cross multiply
    1,370,423,000,273.10x = 2,055,702,780,286.50 × 521,545,321,124.38
  4. Step 4: Simplify right side
    1,370,423,000,273.10x = 1,072,142,166,680,803,450,290,176
  5. Step 5: Solve for x
    x = 1,072,142,166,680,803,450,290,176/1,370,423,000,273.10
  6. Step 6: Final answer
    x = 782,343,967,130.69

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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.