Home / 413,648,041.96-570,834,158.66-228,012,157.72

Finding the Fourth Proportional to 413,648,041.96, 570,834,158.66 and 228,012,157.72

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Solution

The fourth proportional to 413,648,041.96, 570,834,158.66 and 228,012,157.72 is: 314,656,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,648,041.96 : 570,834,158.66 = 228,012,157.72 : x
  2. Step 2: Convert to fraction form
    413,648,041.96/570,834,158.66 = 228,012,157.72/x
  3. Step 3: Cross multiply
    413,648,041.96x = 570,834,158.66 × 228,012,157.72
  4. Step 4: Simplify right side
    413,648,041.96x = 130,157,128,216,347,408
  5. Step 5: Solve for x
    x = 130,157,128,216,347,408/413,648,041.96
  6. Step 6: Final answer
    x = 314,656,700.90

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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.