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Finding the Third Proportional to 1,019,575,162.69 and 1,574,402,475.09

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Solution

The third proportional to 1,019,575,162.69 and 1,574,402,475.09 is: 2,431,152,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,575,162.69 : 1,574,402,475.09 = 1,574,402,475.09 : x
  2. Step 2: Convert to fraction form
    1,019,575,162.69/1,574,402,475.09 = 1,574,402,475.09/x
  3. Step 3: Cross multiply
    1,019,575,162.69x = 1,574,402,475.09 × 1,574,402,475.09
  4. Step 4: Simplify right side
    1,019,575,162.69x = 2,478,743,153,581,483,520
  5. Step 5: Solve for x
    x = 2,478,743,153,581,483,520/1,019,575,162.69
  6. Step 6: Final answer
    x = 2,431,152,939.28

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.