Home / 353,569,220,999.84-530,731,374,185.84-152,210,619,812

Finding the Fourth Proportional to 353,569,220,999.84, 530,731,374,185.84 and 152,210,619,812

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Solution

The fourth proportional to 353,569,220,999.84, 530,731,374,185.84 and 152,210,619,812 is: 228,478,460,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,569,220,999.84 : 530,731,374,185.84 = 152,210,619,812 : x
  2. Step 2: Convert to fraction form
    353,569,220,999.84/530,731,374,185.84 = 152,210,619,812/x
  3. Step 3: Cross multiply
    353,569,220,999.84x = 530,731,374,185.84 × 152,210,619,812
  4. Step 4: Simplify right side
    353,569,220,999.84x = 80,782,951,418,501,212,930,048
  5. Step 5: Solve for x
    x = 80,782,951,418,501,212,930,048/353,569,220,999.84
  6. Step 6: Final answer
    x = 228,478,460,851.48

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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.