Home / 749,923,628.13-1,034,894,518.16-448,508,893.15

Finding the Fourth Proportional to 749,923,628.13, 1,034,894,518.16 and 448,508,893.15

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Solution

The fourth proportional to 749,923,628.13, 1,034,894,518.16 and 448,508,893.15 is: 618,942,219.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,923,628.13 : 1,034,894,518.16 = 448,508,893.15 : x
  2. Step 2: Convert to fraction form
    749,923,628.13/1,034,894,518.16 = 448,508,893.15/x
  3. Step 3: Cross multiply
    749,923,628.13x = 1,034,894,518.16 × 448,508,893.15
  4. Step 4: Simplify right side
    749,923,628.13x = 464,159,394,862,114,368
  5. Step 5: Solve for x
    x = 464,159,394,862,114,368/749,923,628.13
  6. Step 6: Final answer
    x = 618,942,219.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.