Home / 343,314,647.88-473,776,678.71-186,680,632.47

Finding the Fourth Proportional to 343,314,647.88, 473,776,678.71 and 186,680,632.47

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Solution

The fourth proportional to 343,314,647.88, 473,776,678.71 and 186,680,632.47 is: 257,620,612.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,314,647.88 : 473,776,678.71 = 186,680,632.47 : x
  2. Step 2: Convert to fraction form
    343,314,647.88/473,776,678.71 = 186,680,632.47/x
  3. Step 3: Cross multiply
    343,314,647.88x = 473,776,678.71 × 186,680,632.47
  4. Step 4: Simplify right side
    343,314,647.88x = 88,444,930,031,118,784
  5. Step 5: Solve for x
    x = 88,444,930,031,118,784/343,314,647.88
  6. Step 6: Final answer
    x = 257,620,612.98

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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.