Home / 108,932,704.80-163,210,100.40-70,574,474.40

Finding the Fourth Proportional to 108,932,704.80, 163,210,100.40 and 70,574,474.40

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Solution

The fourth proportional to 108,932,704.80, 163,210,100.40 and 70,574,474.40 is: 105,739,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,932,704.80 : 163,210,100.40 = 70,574,474.40 : x
  2. Step 2: Convert to fraction form
    108,932,704.80/163,210,100.40 = 70,574,474.40/x
  3. Step 3: Cross multiply
    108,932,704.80x = 163,210,100.40 × 70,574,474.40
  4. Step 4: Simplify right side
    108,932,704.80x = 11,518,467,052,501,232
  5. Step 5: Solve for x
    x = 11,518,467,052,501,232/108,932,704.80
  6. Step 6: Final answer
    x = 105,739,291.74

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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.