Home / 74,355,578,620.97-102,611,045,981.48-42,242,702,895.56

Finding the Fourth Proportional to 74,355,578,620.97, 102,611,045,981.48 and 42,242,702,895.56

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Solution

The fourth proportional to 74,355,578,620.97, 102,611,045,981.48 and 42,242,702,895.56 is: 58,295,127,407.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,355,578,620.97 : 102,611,045,981.48 = 42,242,702,895.56 : x
  2. Step 2: Convert to fraction form
    74,355,578,620.97/102,611,045,981.48 = 42,242,702,895.56/x
  3. Step 3: Cross multiply
    74,355,578,620.97x = 102,611,045,981.48 × 42,242,702,895.56
  4. Step 4: Simplify right side
    74,355,578,620.97x = 4,334,567,929,198,510,342,144
  5. Step 5: Solve for x
    x = 4,334,567,929,198,510,342,144/74,355,578,620.97
  6. Step 6: Final answer
    x = 58,295,127,407.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.