Finding the Fourth Proportional to 5,092,768,397.66, 7,028,020,712.70 and 2,834,659,313.42
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Solution
The fourth proportional to 5,092,768,397.66, 7,028,020,712.70 and 2,834,659,313.42 is: 3,911,830,032.82
Step by Step Solution
- Step 1: Write the proportion equation
5,092,768,397.66 : 7,028,020,712.70 = 2,834,659,313.42 : x - Step 2: Convert to fraction form
5,092,768,397.66/7,028,020,712.70 = 2,834,659,313.42/x - Step 3: Cross multiply
5,092,768,397.66x = 7,028,020,712.70 × 2,834,659,313.42 - Step 4: Simplify right side
5,092,768,397.66x = 19,922,044,368,163,721,216 - Step 5: Solve for x
x = 19,922,044,368,163,721,216/5,092,768,397.66 - Step 6: Final answer
x = 3,911,830,032.82
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1.5x scale
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.