Home / 758,203,672.08-1,046,300,996.50-423,678,943.40

Finding the Fourth Proportional to 758,203,672.08, 1,046,300,996.50 and 423,678,943.40

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Solution

The fourth proportional to 758,203,672.08, 1,046,300,996.50 and 423,678,943.40 is: 584,665,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,203,672.08 : 1,046,300,996.50 = 423,678,943.40 : x
  2. Step 2: Convert to fraction form
    758,203,672.08/1,046,300,996.50 = 423,678,943.40/x
  3. Step 3: Cross multiply
    758,203,672.08x = 1,046,300,996.50 × 423,678,943.40
  4. Step 4: Simplify right side
    758,203,672.08x = 443,295,700,676,693,632
  5. Step 5: Solve for x
    x = 443,295,700,676,693,632/758,203,672.08
  6. Step 6: Final answer
    x = 584,665,726.37

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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.