Home / 849,475,306,699.92-1,172,276,393,513.20-458,841,868,456.68

Finding the Fourth Proportional to 849,475,306,699.92, 1,172,276,393,513.20 and 458,841,868,456.68

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Solution

The fourth proportional to 849,475,306,699.92, 1,172,276,393,513.20 and 458,841,868,456.68 is: 633,202,032,483.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,475,306,699.92 : 1,172,276,393,513.20 = 458,841,868,456.68 : x
  2. Step 2: Convert to fraction form
    849,475,306,699.92/1,172,276,393,513.20 = 458,841,868,456.68/x
  3. Step 3: Cross multiply
    849,475,306,699.92x = 1,172,276,393,513.20 × 458,841,868,456.68
  4. Step 4: Simplify right side
    849,475,306,699.92x = 537,889,490,747,254,921,756,672
  5. Step 5: Solve for x
    x = 537,889,490,747,254,921,756,672/849,475,306,699.92
  6. Step 6: Final answer
    x = 633,202,032,483.88

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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.