Home / 76,488,142,005.10-114,732,213,007.65-60,509,199,169.90

Finding the Fourth Proportional to 76,488,142,005.10, 114,732,213,007.65 and 60,509,199,169.90

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Solution

The fourth proportional to 76,488,142,005.10, 114,732,213,007.65 and 60,509,199,169.90 is: 90,763,798,754.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,488,142,005.10 : 114,732,213,007.65 = 60,509,199,169.90 : x
  2. Step 2: Convert to fraction form
    76,488,142,005.10/114,732,213,007.65 = 60,509,199,169.90/x
  3. Step 3: Cross multiply
    76,488,142,005.10x = 114,732,213,007.65 × 60,509,199,169.90
  4. Step 4: Simplify right side
    76,488,142,005.10x = 6,942,354,328,083,285,147,648
  5. Step 5: Solve for x
    x = 6,942,354,328,083,285,147,648/76,488,142,005.10
  6. Step 6: Final answer
    x = 90,763,798,754.85

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1.5x scale

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.