Home / 407,818,707.26-562,691,643.61-238,176,740.59

Finding the Fourth Proportional to 407,818,707.26, 562,691,643.61 and 238,176,740.59

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Solution

The fourth proportional to 407,818,707.26, 562,691,643.61 and 238,176,740.59 is: 328,626,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,818,707.26 : 562,691,643.61 = 238,176,740.59 : x
  2. Step 2: Convert to fraction form
    407,818,707.26/562,691,643.61 = 238,176,740.59/x
  3. Step 3: Cross multiply
    407,818,707.26x = 562,691,643.61 × 238,176,740.59
  4. Step 4: Simplify right side
    407,818,707.26x = 134,020,061,628,255,376
  5. Step 5: Solve for x
    x = 134,020,061,628,255,376/407,818,707.26
  6. Step 6: Final answer
    x = 328,626,566.77

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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.