Home / 143,725,809.70-215,620,207.35-46,665,000.10

Finding the Fourth Proportional to 143,725,809.70, 215,620,207.35 and 46,665,000.10

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Solution

The fourth proportional to 143,725,809.70, 215,620,207.35 and 46,665,000.10 is: 70,007,725.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,725,809.70 : 215,620,207.35 = 46,665,000.10 : x
  2. Step 2: Convert to fraction form
    143,725,809.70/215,620,207.35 = 46,665,000.10/x
  3. Step 3: Cross multiply
    143,725,809.70x = 215,620,207.35 × 46,665,000.10
  4. Step 4: Simplify right side
    143,725,809.70x = 10,061,916,997,549,770
  5. Step 5: Solve for x
    x = 10,061,916,997,549,770/143,725,809.70
  6. Step 6: Final answer
    x = 70,007,725.26

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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.