Home / 897,683,450,312.75-1,238,787,849,954.20-486,148,586,330

Finding the Fourth Proportional to 897,683,450,312.75, 1,238,787,849,954.20 and 486,148,586,330

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Solution

The fourth proportional to 897,683,450,312.75, 1,238,787,849,954.20 and 486,148,586,330 is: 670,876,757,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,683,450,312.75 : 1,238,787,849,954.20 = 486,148,586,330 : x
  2. Step 2: Convert to fraction form
    897,683,450,312.75/1,238,787,849,954.20 = 486,148,586,330/x
  3. Step 3: Cross multiply
    897,683,450,312.75x = 1,238,787,849,954.20 × 486,148,586,330
  4. Step 4: Simplify right side
    897,683,450,312.75x = 602,234,962,018,014,442,029,056
  5. Step 5: Solve for x
    x = 602,234,962,018,014,442,029,056/897,683,450,312.75
  6. Step 6: Final answer
    x = 670,876,757,066.42

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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.