Home / 210,435,111.63-290,410,575.69-116,347,517.60

Finding the Fourth Proportional to 210,435,111.63, 290,410,575.69 and 116,347,517.60

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Solution

The fourth proportional to 210,435,111.63, 290,410,575.69 and 116,347,517.60 is: 160,565,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,435,111.63 : 290,410,575.69 = 116,347,517.60 : x
  2. Step 2: Convert to fraction form
    210,435,111.63/290,410,575.69 = 116,347,517.60/x
  3. Step 3: Cross multiply
    210,435,111.63x = 290,410,575.69 × 116,347,517.60
  4. Step 4: Simplify right side
    210,435,111.63x = 33,788,549,564,866,352
  5. Step 5: Solve for x
    x = 33,788,549,564,866,352/210,435,111.63
  6. Step 6: Final answer
    x = 160,565,170.44

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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.