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Finding the Fourth Proportional to 567,859,773.44, 783,648,848.16 and 307,099,389.44

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Solution

The fourth proportional to 567,859,773.44, 783,648,848.16 and 307,099,389.44 is: 423,798,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,859,773.44 : 783,648,848.16 = 307,099,389.44 : x
  2. Step 2: Convert to fraction form
    567,859,773.44/783,648,848.16 = 307,099,389.44/x
  3. Step 3: Cross multiply
    567,859,773.44x = 783,648,848.16 × 307,099,389.44
  4. Step 4: Simplify right side
    567,859,773.44x = 240,658,082,805,295,264
  5. Step 5: Solve for x
    x = 240,658,082,805,295,264/567,859,773.44
  6. Step 6: Final answer
    x = 423,798,434.16

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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.