Home / 955,680,540.92-1,318,905,430.51-579,352,990.91

Finding the Fourth Proportional to 955,680,540.92, 1,318,905,430.51 and 579,352,990.91

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Solution

The fourth proportional to 955,680,540.92, 1,318,905,430.51 and 579,352,990.91 is: 799,547,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,680,540.92 : 1,318,905,430.51 = 579,352,990.91 : x
  2. Step 2: Convert to fraction form
    955,680,540.92/1,318,905,430.51 = 579,352,990.91/x
  3. Step 3: Cross multiply
    955,680,540.92x = 1,318,905,430.51 × 579,352,990.91
  4. Step 4: Simplify right side
    955,680,540.92x = 764,111,805,893,409,664
  5. Step 5: Solve for x
    x = 764,111,805,893,409,664/955,680,540.92
  6. Step 6: Final answer
    x = 799,547,310.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.