Home / 86,261,504,078.10-129,406,159,980.60-26,570,138,583

Finding the Fourth Proportional to 86,261,504,078.10, 129,406,159,980.60 and 26,570,138,583

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Solution

The fourth proportional to 86,261,504,078.10, 129,406,159,980.60 and 26,570,138,583 is: 39,859,490,521.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,261,504,078.10 : 129,406,159,980.60 = 26,570,138,583 : x
  2. Step 2: Convert to fraction form
    86,261,504,078.10/129,406,159,980.60 = 26,570,138,583/x
  3. Step 3: Cross multiply
    86,261,504,078.10x = 129,406,159,980.60 × 26,570,138,583
  4. Step 4: Simplify right side
    86,261,504,078.10x = 3,438,339,604,178,410,668,032
  5. Step 5: Solve for x
    x = 3,438,339,604,178,410,668,032/86,261,504,078.10
  6. Step 6: Final answer
    x = 39,859,490,521.58

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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.