Home / 413,648,040.96-570,834,157.28-228,012,156.72

Finding the Fourth Proportional to 413,648,040.96, 570,834,157.28 and 228,012,156.72

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Solution

The fourth proportional to 413,648,040.96, 570,834,157.28 and 228,012,156.72 is: 314,656,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,648,040.96 : 570,834,157.28 = 228,012,156.72 : x
  2. Step 2: Convert to fraction form
    413,648,040.96/570,834,157.28 = 228,012,156.72/x
  3. Step 3: Cross multiply
    413,648,040.96x = 570,834,157.28 × 228,012,156.72
  4. Step 4: Simplify right side
    413,648,040.96x = 130,157,127,330,856,480
  5. Step 5: Solve for x
    x = 130,157,127,330,856,480/413,648,040.96
  6. Step 6: Final answer
    x = 314,656,699.52

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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.