Home / 222,209,547.58-306,755,509.50-147,993,615.10

Finding the Fourth Proportional to 222,209,547.58, 306,755,509.50 and 147,993,615.10

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Solution

The fourth proportional to 222,209,547.58, 306,755,509.50 and 147,993,615.10 is: 204,302,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,209,547.58 : 306,755,509.50 = 147,993,615.10 : x
  2. Step 2: Convert to fraction form
    222,209,547.58/306,755,509.50 = 147,993,615.10/x
  3. Step 3: Cross multiply
    222,209,547.58x = 306,755,509.50 × 147,993,615.10
  4. Step 4: Simplify right side
    222,209,547.58x = 45,397,856,802,747,392
  5. Step 5: Solve for x
    x = 45,397,856,802,747,392/222,209,547.58
  6. Step 6: Final answer
    x = 204,302,008.16

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1.5x scale

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.