Home / 701,292,947.00-1,049,842,221.32-424,105,278.81

Finding the Fourth Proportional to 701,292,947.00, 1,049,842,221.32 and 424,105,278.81

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Solution

The fourth proportional to 701,292,947.00, 1,049,842,221.32 and 424,105,278.81 is: 634,889,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,292,947.00 : 1,049,842,221.32 = 424,105,278.81 : x
  2. Step 2: Convert to fraction form
    701,292,947.00/1,049,842,221.32 = 424,105,278.81/x
  3. Step 3: Cross multiply
    701,292,947.00x = 1,049,842,221.32 × 424,105,278.81
  4. Step 4: Simplify right side
    701,292,947.00x = 445,243,627,977,307,840
  5. Step 5: Solve for x
    x = 445,243,627,977,307,840/701,292,947.00
  6. Step 6: Final answer
    x = 634,889,641.89

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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.