Home / 843,377,699.16-1,163,846,633.76-467,026,827.30

Finding the Fourth Proportional to 843,377,699.16, 1,163,846,633.76 and 467,026,827.30

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Solution

The fourth proportional to 843,377,699.16, 1,163,846,633.76 and 467,026,827.30 is: 644,488,941.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,377,699.16 : 1,163,846,633.76 = 467,026,827.30 : x
  2. Step 2: Convert to fraction form
    843,377,699.16/1,163,846,633.76 = 467,026,827.30/x
  3. Step 3: Cross multiply
    843,377,699.16x = 1,163,846,633.76 × 467,026,827.30
  4. Step 4: Simplify right side
    843,377,699.16x = 543,547,600,828,717,888
  5. Step 5: Solve for x
    x = 543,547,600,828,717,888/843,377,699.16
  6. Step 6: Final answer
    x = 644,488,941.75

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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.