Home / 52,487,999.95-78,731,999.93-42,922,061.95

Finding the Fourth Proportional to 52,487,999.95, 78,731,999.93 and 42,922,061.95

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Solution

The fourth proportional to 52,487,999.95, 78,731,999.93 and 42,922,061.95 is: 64,383,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,487,999.95 : 78,731,999.93 = 42,922,061.95 : x
  2. Step 2: Convert to fraction form
    52,487,999.95/78,731,999.93 = 42,922,061.95/x
  3. Step 3: Cross multiply
    52,487,999.95x = 78,731,999.93 × 42,922,061.95
  4. Step 4: Simplify right side
    52,487,999.95x = 3,379,339,778,228,245.50
  5. Step 5: Solve for x
    x = 3,379,339,778,228,245.50/52,487,999.95
  6. Step 6: Final answer
    x = 64,383,092.93

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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.