Home / 354,547,521,975.42-531,853,976,401.06-115,783,422,357.07

Finding the Fourth Proportional to 354,547,521,975.42, 531,853,976,401.06 and 115,783,422,357.07

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Solution

The fourth proportional to 354,547,521,975.42, 531,853,976,401.06 and 115,783,422,357.07 is: 173,685,810,124.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,547,521,975.42 : 531,853,976,401.06 = 115,783,422,357.07 : x
  2. Step 2: Convert to fraction form
    354,547,521,975.42/531,853,976,401.06 = 115,783,422,357.07/x
  3. Step 3: Cross multiply
    354,547,521,975.42x = 531,853,976,401.06 × 115,783,422,357.07
  4. Step 4: Simplify right side
    354,547,521,975.42x = 61,579,873,581,931,071,275,008
  5. Step 5: Solve for x
    x = 61,579,873,581,931,071,275,008/354,547,521,975.42
  6. Step 6: Final answer
    x = 173,685,810,124.49

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1.5x scale

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.