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Finding the Fourth Proportional to 615,794,545, 849,789,702.18 and 333,529,964.08

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Solution

The fourth proportional to 615,794,545, 849,789,702.18 and 333,529,964.08 is: 460,267,683.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,794,545 : 849,789,702.18 = 333,529,964.08 : x
  2. Step 2: Convert to fraction form
    615,794,545/849,789,702.18 = 333,529,964.08/x
  3. Step 3: Cross multiply
    615,794,545x = 849,789,702.18 × 333,529,964.08
  4. Step 4: Simplify right side
    615,794,545x = 283,430,328,843,649,280
  5. Step 5: Solve for x
    x = 283,430,328,843,649,280/615,794,545
  6. Step 6: Final answer
    x = 460,267,683.67

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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.