Home / 1,058,867,486.37-1,587,718,045.62-436,941,349.92

Finding the Fourth Proportional to 1,058,867,486.37, 1,587,718,045.62 and 436,941,349.92

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Solution

The fourth proportional to 1,058,867,486.37, 1,587,718,045.62 and 436,941,349.92 is: 655,171,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,867,486.37 : 1,587,718,045.62 = 436,941,349.92 : x
  2. Step 2: Convert to fraction form
    1,058,867,486.37/1,587,718,045.62 = 436,941,349.92/x
  3. Step 3: Cross multiply
    1,058,867,486.37x = 1,587,718,045.62 × 436,941,349.92
  4. Step 4: Simplify right side
    1,058,867,486.37x = 693,739,666,145,546,880
  5. Step 5: Solve for x
    x = 693,739,666,145,546,880/1,058,867,486.37
  6. Step 6: Final answer
    x = 655,171,374.20

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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.