Home / 210,435,030.41-290,410,463.60-116,347,436.37

Finding the Fourth Proportional to 210,435,030.41, 290,410,463.60 and 116,347,436.37

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Solution

The fourth proportional to 210,435,030.41, 290,410,463.60 and 116,347,436.37 is: 160,565,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,435,030.41 : 290,410,463.60 = 116,347,436.37 : x
  2. Step 2: Convert to fraction form
    210,435,030.41/290,410,463.60 = 116,347,436.37/x
  3. Step 3: Cross multiply
    210,435,030.41x = 290,410,463.60 × 116,347,436.37
  4. Step 4: Simplify right side
    210,435,030.41x = 33,788,512,934,736,604
  5. Step 5: Solve for x
    x = 33,788,512,934,736,604/210,435,030.41
  6. Step 6: Final answer
    x = 160,565,058.34

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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.