Home / 463,834,557.90-640,053,641.07-273,065,295.42

Finding the Fourth Proportional to 463,834,557.90, 640,053,641.07 and 273,065,295.42

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Solution

The fourth proportional to 463,834,557.90, 640,053,641.07 and 273,065,295.42 is: 376,807,707.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,834,557.90 : 640,053,641.07 = 273,065,295.42 : x
  2. Step 2: Convert to fraction form
    463,834,557.90/640,053,641.07 = 273,065,295.42/x
  3. Step 3: Cross multiply
    463,834,557.90x = 640,053,641.07 × 273,065,295.42
  4. Step 4: Simplify right side
    463,834,557.90x = 174,776,436,583,426,208
  5. Step 5: Solve for x
    x = 174,776,436,583,426,208/463,834,557.90
  6. Step 6: Final answer
    x = 376,807,707.85

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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.