Home / 1,158,993,292.63-1,599,826,771.10-689,093,492.58

Finding the Fourth Proportional to 1,158,993,292.63, 1,599,826,771.10 and 689,093,492.58

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Solution

The fourth proportional to 1,158,993,292.63, 1,599,826,771.10 and 689,093,492.58 is: 951,196,373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,993,292.63 : 1,599,826,771.10 = 689,093,492.58 : x
  2. Step 2: Convert to fraction form
    1,158,993,292.63/1,599,826,771.10 = 689,093,492.58/x
  3. Step 3: Cross multiply
    1,158,993,292.63x = 1,599,826,771.10 × 689,093,492.58
  4. Step 4: Simplify right side
    1,158,993,292.63x = 1,102,430,217,220,283,264
  5. Step 5: Solve for x
    x = 1,102,430,217,220,283,264/1,158,993,292.63
  6. Step 6: Final answer
    x = 951,196,373.81

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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.