Home / 905,071,707.42-1,357,051,955.85-351,728,038.14

Finding the Fourth Proportional to 905,071,707.42, 1,357,051,955.85 and 351,728,038.14

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Solution

The fourth proportional to 905,071,707.42, 1,357,051,955.85 and 351,728,038.14 is: 527,376,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,071,707.42 : 1,357,051,955.85 = 351,728,038.14 : x
  2. Step 2: Convert to fraction form
    905,071,707.42/1,357,051,955.85 = 351,728,038.14/x
  3. Step 3: Cross multiply
    905,071,707.42x = 1,357,051,955.85 × 351,728,038.14
  4. Step 4: Simplify right side
    905,071,707.42x = 477,313,222,085,170,368
  5. Step 5: Solve for x
    x = 477,313,222,085,170,368/905,071,707.42
  6. Step 6: Final answer
    x = 527,376,138.46

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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.