Home / 761,843,143.44-1,051,425,733.32-431,782,853.04

Finding the Fourth Proportional to 761,843,143.44, 1,051,425,733.32 and 431,782,853.04

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Solution

The fourth proportional to 761,843,143.44, 1,051,425,733.32 and 431,782,853.04 is: 595,906,922.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,843,143.44 : 1,051,425,733.32 = 431,782,853.04 : x
  2. Step 2: Convert to fraction form
    761,843,143.44/1,051,425,733.32 = 431,782,853.04/x
  3. Step 3: Cross multiply
    761,843,143.44x = 1,051,425,733.32 × 431,782,853.04
  4. Step 4: Simplify right side
    761,843,143.44x = 453,987,602,892,583,808
  5. Step 5: Solve for x
    x = 453,987,602,892,583,808/761,843,143.44
  6. Step 6: Final answer
    x = 595,906,922.31

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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.