Home / 1,562,969,827.80-2,156,902,606.44-858,167,460

Finding the Fourth Proportional to 1,562,969,827.80, 2,156,902,606.44 and 858,167,460

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Solution

The fourth proportional to 1,562,969,827.80, 2,156,902,606.44 and 858,167,460 is: 1,184,273,425.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,969,827.80 : 2,156,902,606.44 = 858,167,460 : x
  2. Step 2: Convert to fraction form
    1,562,969,827.80/2,156,902,606.44 = 858,167,460/x
  3. Step 3: Cross multiply
    1,562,969,827.80x = 2,156,902,606.44 × 858,167,460
  4. Step 4: Simplify right side
    1,562,969,827.80x = 1,850,983,631,235,994,368
  5. Step 5: Solve for x
    x = 1,850,983,631,235,994,368/1,562,969,827.80
  6. Step 6: Final answer
    x = 1,184,273,425.06

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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.