Home / 28,788,902,800.94-43,189,243,894.75-9,899,737,314.20

Finding the Fourth Proportional to 28,788,902,800.94, 43,189,243,894.75 and 9,899,737,314.20

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Solution

The fourth proportional to 28,788,902,800.94, 43,189,243,894.75 and 9,899,737,314.20 is: 14,851,631,280.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788,902,800.94 : 43,189,243,894.75 = 9,899,737,314.20 : x
  2. Step 2: Convert to fraction form
    28,788,902,800.94/43,189,243,894.75 = 9,899,737,314.20/x
  3. Step 3: Cross multiply
    28,788,902,800.94x = 43,189,243,894.75 × 9,899,737,314.20
  4. Step 4: Simplify right side
    28,788,902,800.94x = 427,562,169,356,967,018,496
  5. Step 5: Solve for x
    x = 427,562,169,356,967,018,496/28,788,902,800.94
  6. Step 6: Final answer
    x = 14,851,631,280.06

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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.