Home / 86,793,608.40-130,190,412.60-26,201,461.20

Finding the Fourth Proportional to 86,793,608.40, 130,190,412.60 and 26,201,461.20

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Solution

The fourth proportional to 86,793,608.40, 130,190,412.60 and 26,201,461.20 is: 39,302,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,793,608.40 : 130,190,412.60 = 26,201,461.20 : x
  2. Step 2: Convert to fraction form
    86,793,608.40/130,190,412.60 = 26,201,461.20/x
  3. Step 3: Cross multiply
    86,793,608.40x = 130,190,412.60 × 26,201,461.20
  4. Step 4: Simplify right side
    86,793,608.40x = 3,411,179,044,350,891
  5. Step 5: Solve for x
    x = 3,411,179,044,350,891/86,793,608.40
  6. Step 6: Final answer
    x = 39,302,191.80

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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.