Home / 620,269,754.29-856,137,549.41-366,174,526.16

Finding the Fourth Proportional to 620,269,754.29, 856,137,549.41 and 366,174,526.16

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Solution

The fourth proportional to 620,269,754.29, 856,137,549.41 and 366,174,526.16 is: 505,418,423.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,269,754.29 : 856,137,549.41 = 366,174,526.16 : x
  2. Step 2: Convert to fraction form
    620,269,754.29/856,137,549.41 = 366,174,526.16/x
  3. Step 3: Cross multiply
    620,269,754.29x = 856,137,549.41 × 366,174,526.16
  4. Step 4: Simplify right side
    620,269,754.29x = 313,495,761,484,673,024
  5. Step 5: Solve for x
    x = 313,495,761,484,673,024/620,269,754.29
  6. Step 6: Final answer
    x = 505,418,423.71

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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.