Home / 874,502,607.76-1,311,753,911.73-292,236,853.31

Finding the Fourth Proportional to 874,502,607.76, 1,311,753,911.73 and 292,236,853.31

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Solution

The fourth proportional to 874,502,607.76, 1,311,753,911.73 and 292,236,853.31 is: 438,355,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,502,607.76 : 1,311,753,911.73 = 292,236,853.31 : x
  2. Step 2: Convert to fraction form
    874,502,607.76/1,311,753,911.73 = 292,236,853.31/x
  3. Step 3: Cross multiply
    874,502,607.76x = 1,311,753,911.73 × 292,236,853.31
  4. Step 4: Simplify right side
    874,502,607.76x = 383,342,835,481,058,688
  5. Step 5: Solve for x
    x = 383,342,835,481,058,688/874,502,607.76
  6. Step 6: Final answer
    x = 438,355,280.00

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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.