Finding the Fourth Proportional to 6,989,526,676.96, 10,484,329,211.52 and 2,331,387,853.36
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Solution
The fourth proportional to 6,989,526,676.96, 10,484,329,211.52 and 2,331,387,853.36 is: 3,497,094,854.07
Step by Step Solution
- Step 1: Write the proportion equation
6,989,526,676.96 : 10,484,329,211.52 = 2,331,387,853.36 : x - Step 2: Convert to fraction form
6,989,526,676.96/10,484,329,211.52 = 2,331,387,853.36/x - Step 3: Cross multiply
6,989,526,676.96x = 10,484,329,211.52 × 2,331,387,853.36 - Step 4: Simplify right side
6,989,526,676.96x = 24,443,037,774,365,155,328 - Step 5: Solve for x
x = 24,443,037,774,365,155,328/6,989,526,676.96 - Step 6: Final answer
x = 3,497,094,854.07
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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.