Home / 293,372,427.80-440,058,641.70-190,060,297.40

Finding the Fourth Proportional to 293,372,427.80, 440,058,641.70 and 190,060,297.40

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Solution

The fourth proportional to 293,372,427.80, 440,058,641.70 and 190,060,297.40 is: 285,090,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,372,427.80 : 440,058,641.70 = 190,060,297.40 : x
  2. Step 2: Convert to fraction form
    293,372,427.80/440,058,641.70 = 190,060,297.40/x
  3. Step 3: Cross multiply
    293,372,427.80x = 440,058,641.70 × 190,060,297.40
  4. Step 4: Simplify right side
    293,372,427.80x = 83,637,676,314,942,048
  5. Step 5: Solve for x
    x = 83,637,676,314,942,048/293,372,427.80
  6. Step 6: Final answer
    x = 285,090,446.10

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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.