Home / 472,392,023.40-708,588,035.10-374,819,455.80

Finding the Fourth Proportional to 472,392,023.40, 708,588,035.10 and 374,819,455.80

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Solution

The fourth proportional to 472,392,023.40, 708,588,035.10 and 374,819,455.80 is: 562,229,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,023.40 : 708,588,035.10 = 374,819,455.80 : x
  2. Step 2: Convert to fraction form
    472,392,023.40/708,588,035.10 = 374,819,455.80/x
  3. Step 3: Cross multiply
    472,392,023.40x = 708,588,035.10 × 374,819,455.80
  4. Step 4: Simplify right side
    472,392,023.40x = 265,592,581,702,573,312
  5. Step 5: Solve for x
    x = 265,592,581,702,573,312/472,392,023.40
  6. Step 6: Final answer
    x = 562,229,183.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.