Home / 582,511,665.54-803,868,838.29-318,197,325.54

Finding the Fourth Proportional to 582,511,665.54, 803,868,838.29 and 318,197,325.54

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Solution

The fourth proportional to 582,511,665.54, 803,868,838.29 and 318,197,325.54 is: 439,113,805.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,511,665.54 : 803,868,838.29 = 318,197,325.54 : x
  2. Step 2: Convert to fraction form
    582,511,665.54/803,868,838.29 = 318,197,325.54/x
  3. Step 3: Cross multiply
    582,511,665.54x = 803,868,838.29 × 318,197,325.54
  4. Step 4: Simplify right side
    582,511,665.54x = 255,788,914,428,824,768
  5. Step 5: Solve for x
    x = 255,788,914,428,824,768/582,511,665.54
  6. Step 6: Final answer
    x = 439,113,805.89

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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.