Home / 113,376,768,138.60-170,065,152,207.90-61,133,992,074.60

Finding the Fourth Proportional to 113,376,768,138.60, 170,065,152,207.90 and 61,133,992,074.60

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Solution

The fourth proportional to 113,376,768,138.60, 170,065,152,207.90 and 61,133,992,074.60 is: 91,700,988,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,376,768,138.60 : 170,065,152,207.90 = 61,133,992,074.60 : x
  2. Step 2: Convert to fraction form
    113,376,768,138.60/170,065,152,207.90 = 61,133,992,074.60/x
  3. Step 3: Cross multiply
    113,376,768,138.60x = 170,065,152,207.90 × 61,133,992,074.60
  4. Step 4: Simplify right side
    113,376,768,138.60x = 10,396,761,667,243,400,495,104
  5. Step 5: Solve for x
    x = 10,396,761,667,243,400,495,104/113,376,768,138.60
  6. Step 6: Final answer
    x = 91,700,988,111.90

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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.