Home / 153,458,865.07-230,352,161.61-66,063,638.86

Finding the Fourth Proportional to 153,458,865.07, 230,352,161.61 and 66,063,638.86

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Solution

The fourth proportional to 153,458,865.07, 230,352,161.61 and 66,063,638.86 is: 99,166,001.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,458,865.07 : 230,352,161.61 = 66,063,638.86 : x
  2. Step 2: Convert to fraction form
    153,458,865.07/230,352,161.61 = 66,063,638.86/x
  3. Step 3: Cross multiply
    153,458,865.07x = 230,352,161.61 × 66,063,638.86
  4. Step 4: Simplify right side
    153,458,865.07x = 15,217,902,014,895,916
  5. Step 5: Solve for x
    x = 15,217,902,014,895,916/153,458,865.07
  6. Step 6: Final answer
    x = 99,166,001.31

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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.