Home / 938,778,983,999.10-1,408,168,475,998.50-938,778,983,999.10

Finding the Fourth Proportional to 938,778,983,999.10, 1,408,168,475,998.50 and 938,778,983,999.10

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Solution

The fourth proportional to 938,778,983,999.10, 1,408,168,475,998.50 and 938,778,983,999.10 is: 1,408,168,475,998.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,778,983,999.10 : 1,408,168,475,998.50 = 938,778,983,999.10 : x
  2. Step 2: Convert to fraction form
    938,778,983,999.10/1,408,168,475,998.50 = 938,778,983,999.10/x
  3. Step 3: Cross multiply
    938,778,983,999.10x = 1,408,168,475,998.50 × 938,778,983,999.10
  4. Step 4: Simplify right side
    938,778,983,999.10x = 1,321,958,971,197,432,721,833,984
  5. Step 5: Solve for x
    x = 1,321,958,971,197,432,721,833,984/938,778,983,999.10
  6. Step 6: Final answer
    x = 1,408,168,475,998.50

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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.