Home / 163,244,313.16-225,287,332.50-89,905,435.72

Finding the Fourth Proportional to 163,244,313.16, 225,287,332.50 and 89,905,435.72

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Solution

The fourth proportional to 163,244,313.16, 225,287,332.50 and 89,905,435.72 is: 124,075,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,244,313.16 : 225,287,332.50 = 89,905,435.72 : x
  2. Step 2: Convert to fraction form
    163,244,313.16/225,287,332.50 = 89,905,435.72/x
  3. Step 3: Cross multiply
    163,244,313.16x = 225,287,332.50 × 89,905,435.72
  4. Step 4: Simplify right side
    163,244,313.16x = 20,254,555,790,609,016
  5. Step 5: Solve for x
    x = 20,254,555,790,609,016/163,244,313.16
  6. Step 6: Final answer
    x = 124,075,108.03

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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.