Home / 416,278,234.89-624,175,314.44-157,513,444.65

Finding the Fourth Proportional to 416,278,234.89, 624,175,314.44 and 157,513,444.65

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Solution

The fourth proportional to 416,278,234.89, 624,175,314.44 and 157,513,444.65 is: 236,178,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,278,234.89 : 624,175,314.44 = 157,513,444.65 : x
  2. Step 2: Convert to fraction form
    416,278,234.89/624,175,314.44 = 157,513,444.65/x
  3. Step 3: Cross multiply
    416,278,234.89x = 624,175,314.44 × 157,513,444.65
  4. Step 4: Simplify right side
    416,278,234.89x = 98,316,003,842,153,712
  5. Step 5: Solve for x
    x = 98,316,003,842,153,712/416,278,234.89
  6. Step 6: Final answer
    x = 236,178,583.46

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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.