Home / 828,648,925,135.84-1,143,523,446,106.10-462,848,333,615.20

Finding the Fourth Proportional to 828,648,925,135.84, 1,143,523,446,106.10 and 462,848,333,615.20

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Solution

The fourth proportional to 828,648,925,135.84, 1,143,523,446,106.10 and 462,848,333,615.20 is: 638,723,958,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,648,925,135.84 : 1,143,523,446,106.10 = 462,848,333,615.20 : x
  2. Step 2: Convert to fraction form
    828,648,925,135.84/1,143,523,446,106.10 = 462,848,333,615.20/x
  3. Step 3: Cross multiply
    828,648,925,135.84x = 1,143,523,446,106.10 × 462,848,333,615.20
  4. Step 4: Simplify right side
    828,648,925,135.84x = 529,277,921,480,119,395,811,328
  5. Step 5: Solve for x
    x = 529,277,921,480,119,395,811,328/828,648,925,135.84
  6. Step 6: Final answer
    x = 638,723,958,271.42

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Double scale
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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.