Home / 474,071,517,071.13-654,219,341,409.33-257,297,714,947.83

Finding the Fourth Proportional to 474,071,517,071.13, 654,219,341,409.33 and 257,297,714,947.83

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Solution

The fourth proportional to 474,071,517,071.13, 654,219,341,409.33 and 257,297,714,947.83 is: 355,071,198,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,071,517,071.13 : 654,219,341,409.33 = 257,297,714,947.83 : x
  2. Step 2: Convert to fraction form
    474,071,517,071.13/654,219,341,409.33 = 257,297,714,947.83/x
  3. Step 3: Cross multiply
    474,071,517,071.13x = 654,219,341,409.33 × 257,297,714,947.83
  4. Step 4: Simplify right side
    474,071,517,071.13x = 168,329,141,619,294,860,214,272
  5. Step 5: Solve for x
    x = 168,329,141,619,294,860,214,272/474,071,517,071.13
  6. Step 6: Final answer
    x = 355,071,198,242.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.