Home / 348,034,112-480,277,482.72-191,401,215.20

Finding the Fourth Proportional to 348,034,112, 480,277,482.72 and 191,401,215.20

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Solution

The fourth proportional to 348,034,112, 480,277,482.72 and 191,401,215.20 is: 264,128,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,034,112 : 480,277,482.72 = 191,401,215.20 : x
  2. Step 2: Convert to fraction form
    348,034,112/480,277,482.72 = 191,401,215.20/x
  3. Step 3: Cross multiply
    348,034,112x = 480,277,482.72 × 191,401,215.20
  4. Step 4: Simplify right side
    348,034,112x = 91,925,693,825,805,008
  5. Step 5: Solve for x
    x = 91,925,693,825,805,008/348,034,112
  6. Step 6: Final answer
    x = 264,128,401.95

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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.