Home / 561,733,593.60-842,600,390.40-493,709,145.60

Finding the Fourth Proportional to 561,733,593.60, 842,600,390.40 and 493,709,145.60

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Solution

The fourth proportional to 561,733,593.60, 842,600,390.40 and 493,709,145.60 is: 740,563,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,733,593.60 : 842,600,390.40 = 493,709,145.60 : x
  2. Step 2: Convert to fraction form
    561,733,593.60/842,600,390.40 = 493,709,145.60/x
  3. Step 3: Cross multiply
    561,733,593.60x = 842,600,390.40 × 493,709,145.60
  4. Step 4: Simplify right side
    561,733,593.60x = 415,999,518,826,610,432
  5. Step 5: Solve for x
    x = 415,999,518,826,610,432/561,733,593.60
  6. Step 6: Final answer
    x = 740,563,718.40

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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.