Home / 959,459,982,792.65-1,439,189,886,795.20-422,237,943,015.21

Finding the Fourth Proportional to 959,459,982,792.65, 1,439,189,886,795.20 and 422,237,943,015.21

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Solution

The fourth proportional to 959,459,982,792.65, 1,439,189,886,795.20 and 422,237,943,015.21 is: 633,356,876,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,459,982,792.65 : 1,439,189,886,795.20 = 422,237,943,015.21 : x
  2. Step 2: Convert to fraction form
    959,459,982,792.65/1,439,189,886,795.20 = 422,237,943,015.21/x
  3. Step 3: Cross multiply
    959,459,982,792.65x = 1,439,189,886,795.20 × 422,237,943,015.21
  4. Step 4: Simplify right side
    959,459,982,792.65x = 607,680,577,408,698,175,979,520
  5. Step 5: Solve for x
    x = 607,680,577,408,698,175,979,520/959,459,982,792.65
  6. Step 6: Final answer
    x = 633,356,876,062.67

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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.