Home / 256,308,670.20-385,554,034.26-232,336,679.16

Finding the Fourth Proportional to 256,308,670.20, 385,554,034.26 and 232,336,679.16

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Solution

The fourth proportional to 256,308,670.20, 385,554,034.26 and 232,336,679.16 is: 349,494,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,308,670.20 : 385,554,034.26 = 232,336,679.16 : x
  2. Step 2: Convert to fraction form
    256,308,670.20/385,554,034.26 = 232,336,679.16/x
  3. Step 3: Cross multiply
    256,308,670.20x = 385,554,034.26 × 232,336,679.16
  4. Step 4: Simplify right side
    256,308,670.20x = 89,578,343,956,709,264
  5. Step 5: Solve for x
    x = 89,578,343,956,709,264/256,308,670.20
  6. Step 6: Final answer
    x = 349,494,006.14

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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.