Finding the Fourth Proportional to 70,789,613,249.44, 97,689,705,478.95 and 38,236,826,746.99
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Solution
The fourth proportional to 70,789,613,249.44, 97,689,705,478.95 and 38,236,826,746.99 is: 52,766,842,081.77
Step by Step Solution
- Step 1: Write the proportion equation
70,789,613,249.44 : 97,689,705,478.95 = 38,236,826,746.99 : x - Step 2: Convert to fraction form
70,789,613,249.44/97,689,705,478.95 = 38,236,826,746.99/x - Step 3: Cross multiply
70,789,613,249.44x = 97,689,705,478.95 × 38,236,826,746.99 - Step 4: Simplify right side
70,789,613,249.44x = 3,735,344,343,363,090,382,848 - Step 5: Solve for x
x = 3,735,344,343,363,090,382,848/70,789,613,249.44 - Step 6: Final answer
x = 52,766,842,081.77
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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.