Home / 555,516,873.60-833,408,020.80-268,066,147.20

Finding the Fourth Proportional to 555,516,873.60, 833,408,020.80 and 268,066,147.20

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Solution

The fourth proportional to 555,516,873.60, 833,408,020.80 and 268,066,147.20 is: 402,163,260.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,516,873.60 : 833,408,020.80 = 268,066,147.20 : x
  2. Step 2: Convert to fraction form
    555,516,873.60/833,408,020.80 = 268,066,147.20/x
  3. Step 3: Cross multiply
    555,516,873.60x = 833,408,020.80 × 268,066,147.20
  4. Step 4: Simplify right side
    555,516,873.60x = 223,408,477,181,433,440
  5. Step 5: Solve for x
    x = 223,408,477,181,433,440/555,516,873.60
  6. Step 6: Final answer
    x = 402,163,260.56

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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.