Home / 306,465,852.88-422,931,809.10-167,245,582.60

Finding the Fourth Proportional to 306,465,852.88, 422,931,809.10 and 167,245,582.60

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Solution

The fourth proportional to 306,465,852.88, 422,931,809.10 and 167,245,582.60 is: 230,803,778.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,465,852.88 : 422,931,809.10 = 167,245,582.60 : x
  2. Step 2: Convert to fraction form
    306,465,852.88/422,931,809.10 = 167,245,582.60/x
  3. Step 3: Cross multiply
    306,465,852.88x = 422,931,809.10 × 167,245,582.60
  4. Step 4: Simplify right side
    306,465,852.88x = 70,733,476,813,001,480
  5. Step 5: Solve for x
    x = 70,733,476,813,001,480/306,465,852.88
  6. Step 6: Final answer
    x = 230,803,778.46

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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.