Home / 342,552,974.49-472,723,547.45-185,920,063.65

Finding the Fourth Proportional to 342,552,974.49, 472,723,547.45 and 185,920,063.65

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Solution

The fourth proportional to 342,552,974.49, 472,723,547.45 and 185,920,063.65 is: 256,569,928.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,552,974.49 : 472,723,547.45 = 185,920,063.65 : x
  2. Step 2: Convert to fraction form
    342,552,974.49/472,723,547.45 = 185,920,063.65/x
  3. Step 3: Cross multiply
    342,552,974.49x = 472,723,547.45 × 185,920,063.65
  4. Step 4: Simplify right side
    342,552,974.49x = 87,888,792,029,828,192
  5. Step 5: Solve for x
    x = 87,888,792,029,828,192/342,552,974.49
  6. Step 6: Final answer
    x = 256,569,928.08

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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.