Finding the Fourth Proportional to 4,909,026,552.08, 7,363,539,925.56 and 1,178,317,943.40
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Solution
The fourth proportional to 4,909,026,552.08, 7,363,539,925.56 and 1,178,317,943.40 is: 1,767,476,938.49
Step by Step Solution
- Step 1: Write the proportion equation
4,909,026,552.08 : 7,363,539,925.56 = 1,178,317,943.40 : x - Step 2: Convert to fraction form
4,909,026,552.08/7,363,539,925.56 = 1,178,317,943.40/x - Step 3: Cross multiply
4,909,026,552.08x = 7,363,539,925.56 × 1,178,317,943.40 - Step 4: Simplify right side
4,909,026,552.08x = 8,676,591,221,229,649,920 - Step 5: Solve for x
x = 8,676,591,221,229,649,920/4,909,026,552.08 - Step 6: Final answer
x = 1,767,476,938.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.