Home / 928,158,001.60-1,392,216,777.60-436,598,808.16

Finding the Fourth Proportional to 928,158,001.60, 1,392,216,777.60 and 436,598,808.16

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Solution

The fourth proportional to 928,158,001.60, 1,392,216,777.60 and 436,598,808.16 is: 654,888,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,158,001.60 : 1,392,216,777.60 = 436,598,808.16 : x
  2. Step 2: Convert to fraction form
    928,158,001.60/1,392,216,777.60 = 436,598,808.16/x
  3. Step 3: Cross multiply
    928,158,001.60x = 1,392,216,777.60 × 436,598,808.16
  4. Step 4: Simplify right side
    928,158,001.60x = 607,840,185,800,515,840
  5. Step 5: Solve for x
    x = 607,840,185,800,515,840/928,158,001.60
  6. Step 6: Final answer
    x = 654,888,698.64

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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.