Home / 76,488,142,665.60-114,732,213,998.40-60,509,199,830.40

Finding the Fourth Proportional to 76,488,142,665.60, 114,732,213,998.40 and 60,509,199,830.40

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Solution

The fourth proportional to 76,488,142,665.60, 114,732,213,998.40 and 60,509,199,830.40 is: 90,763,799,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,488,142,665.60 : 114,732,213,998.40 = 60,509,199,830.40 : x
  2. Step 2: Convert to fraction form
    76,488,142,665.60/114,732,213,998.40 = 60,509,199,830.40/x
  3. Step 3: Cross multiply
    76,488,142,665.60x = 114,732,213,998.40 × 60,509,199,830.40
  4. Step 4: Simplify right side
    76,488,142,665.60x = 6,942,354,463,813,401,575,424
  5. Step 5: Solve for x
    x = 6,942,354,463,813,401,575,424/76,488,142,665.60
  6. Step 6: Final answer
    x = 90,763,799,745.60

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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.