Home / 1,003,298,462.76-1,505,141,501.60-381,465,345.73

Finding the Fourth Proportional to 1,003,298,462.76, 1,505,141,501.60 and 381,465,345.73

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Solution

The fourth proportional to 1,003,298,462.76, 1,505,141,501.60 and 381,465,345.73 is: 572,271,706.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,298,462.76 : 1,505,141,501.60 = 381,465,345.73 : x
  2. Step 2: Convert to fraction form
    1,003,298,462.76/1,505,141,501.60 = 381,465,345.73/x
  3. Step 3: Cross multiply
    1,003,298,462.76x = 1,505,141,501.60 × 381,465,345.73
  4. Step 4: Simplify right side
    1,003,298,462.76x = 574,159,323,280,415,360
  5. Step 5: Solve for x
    x = 574,159,323,280,415,360/1,003,298,462.76
  6. Step 6: Final answer
    x = 572,271,706.37

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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.