Home / 306,673,949,681.73-460,020,296,007.90-105,212,858,886.21

Finding the Fourth Proportional to 306,673,949,681.73, 460,020,296,007.90 and 105,212,858,886.21

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Solution

The fourth proportional to 306,673,949,681.73, 460,020,296,007.90 and 105,212,858,886.21 is: 157,822,503,472.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,673,949,681.73 : 460,020,296,007.90 = 105,212,858,886.21 : x
  2. Step 2: Convert to fraction form
    306,673,949,681.73/460,020,296,007.90 = 105,212,858,886.21/x
  3. Step 3: Cross multiply
    306,673,949,681.73x = 460,020,296,007.90 × 105,212,858,886.21
  4. Step 4: Simplify right side
    306,673,949,681.73x = 48,400,050,488,671,740,100,608
  5. Step 5: Solve for x
    x = 48,400,050,488,671,740,100,608/306,673,949,681.73
  6. Step 6: Final answer
    x = 157,822,503,472.83

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1.5x scale

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.