Home / 553,811,058.76-764,494,583.16-345,070,334.18

Finding the Fourth Proportional to 553,811,058.76, 764,494,583.16 and 345,070,334.18

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Solution

The fourth proportional to 553,811,058.76, 764,494,583.16 and 345,070,334.18 is: 476,343,686.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,811,058.76 : 764,494,583.16 = 345,070,334.18 : x
  2. Step 2: Convert to fraction form
    553,811,058.76/764,494,583.16 = 345,070,334.18/x
  3. Step 3: Cross multiply
    553,811,058.76x = 764,494,583.16 × 345,070,334.18
  4. Step 4: Simplify right side
    553,811,058.76x = 263,804,401,288,772,448
  5. Step 5: Solve for x
    x = 263,804,401,288,772,448/553,811,058.76
  6. Step 6: Final answer
    x = 476,343,686.38

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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.