Finding the Fourth Proportional to 1,230,280,537.24, 1,697,787,141.14 and 673,363,584.30
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Solution
The fourth proportional to 1,230,280,537.24, 1,697,787,141.14 and 673,363,584.30 is: 929,241,746.20
Step by Step Solution
- Step 1: Write the proportion equation
1,230,280,537.24 : 1,697,787,141.14 = 673,363,584.30 : x - Step 2: Convert to fraction form
1,230,280,537.24/1,697,787,141.14 = 673,363,584.30/x - Step 3: Cross multiply
1,230,280,537.24x = 1,697,787,141.14 × 673,363,584.30 - Step 4: Simplify right side
1,230,280,537.24x = 1,143,228,034,744,530,560 - Step 5: Solve for x
x = 1,143,228,034,744,530,560/1,230,280,537.24 - Step 6: Final answer
x = 929,241,746.20
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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.