Home / 1,161,761,678.70-1,743,157,130.08-608,932,726.30

Finding the Fourth Proportional to 1,161,761,678.70, 1,743,157,130.08 and 608,932,726.30

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Solution

The fourth proportional to 1,161,761,678.70, 1,743,157,130.08 and 608,932,726.30 is: 913,668,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,761,678.70 : 1,743,157,130.08 = 608,932,726.30 : x
  2. Step 2: Convert to fraction form
    1,161,761,678.70/1,743,157,130.08 = 608,932,726.30/x
  3. Step 3: Cross multiply
    1,161,761,678.70x = 1,743,157,130.08 × 608,932,726.30
  4. Step 4: Simplify right side
    1,161,761,678.70x = 1,061,465,423,588,898,048
  5. Step 5: Solve for x
    x = 1,061,465,423,588,898,048/1,161,761,678.70
  6. Step 6: Final answer
    x = 913,668,821.28

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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.