Finding the Fourth Proportional to 1,240,302,596.23, 1,711,656,335.35 and 711,763,264.09
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Solution
The fourth proportional to 1,240,302,596.23, 1,711,656,335.35 and 711,763,264.09 is: 982,255,543.08
Step by Step Solution
- Step 1: Write the proportion equation
1,240,302,596.23 : 1,711,656,335.35 = 711,763,264.09 : x - Step 2: Convert to fraction form
1,240,302,596.23/1,711,656,335.35 = 711,763,264.09/x - Step 3: Cross multiply
1,240,302,596.23x = 1,711,656,335.35 × 711,763,264.09 - Step 4: Simplify right side
1,240,302,596.23x = 1,218,294,100,248,051,200 - Step 5: Solve for x
x = 1,218,294,100,248,051,200/1,240,302,596.23 - Step 6: Final answer
x = 982,255,543.08
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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.