Home / 146,899,415.80-220,160,166.90-89,330,577.40

Finding the Fourth Proportional to 146,899,415.80, 220,160,166.90 and 89,330,577.40

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Solution

The fourth proportional to 146,899,415.80, 220,160,166.90 and 89,330,577.40 is: 133,880,960.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,899,415.80 : 220,160,166.90 = 89,330,577.40 : x
  2. Step 2: Convert to fraction form
    146,899,415.80/220,160,166.90 = 89,330,577.40/x
  3. Step 3: Cross multiply
    146,899,415.80x = 220,160,166.90 × 89,330,577.40
  4. Step 4: Simplify right side
    146,899,415.80x = 19,667,034,829,657,368
  5. Step 5: Solve for x
    x = 19,667,034,829,657,368/146,899,415.80
  6. Step 6: Final answer
    x = 133,880,960.13

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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.