Home / 828,648,925,141.56-1,143,523,446,113.90-462,848,333,620.96

Finding the Fourth Proportional to 828,648,925,141.56, 1,143,523,446,113.90 and 462,848,333,620.96

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Solution

The fourth proportional to 828,648,925,141.56, 1,143,523,446,113.90 and 462,848,333,620.96 is: 638,723,958,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,648,925,141.56 : 1,143,523,446,113.90 = 462,848,333,620.96 : x
  2. Step 2: Convert to fraction form
    828,648,925,141.56/1,143,523,446,113.90 = 462,848,333,620.96/x
  3. Step 3: Cross multiply
    828,648,925,141.56x = 1,143,523,446,113.90 × 462,848,333,620.96
  4. Step 4: Simplify right side
    828,648,925,141.56x = 529,277,921,490,316,252,151,808
  5. Step 5: Solve for x
    x = 529,277,921,490,316,252,151,808/828,648,925,141.56
  6. Step 6: Final answer
    x = 638,723,958,279.31

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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.