Finding the Fourth Proportional to 4,996,911,526.86, 6,896,478,014.96 and 3,163,920,084.13
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Solution
The fourth proportional to 4,996,911,526.86, 6,896,478,014.96 and 3,163,920,084.13 is: 4,366,678,334.02
Step by Step Solution
- Step 1: Write the proportion equation
4,996,911,526.86 : 6,896,478,014.96 = 3,163,920,084.13 : x - Step 2: Convert to fraction form
4,996,911,526.86/6,896,478,014.96 = 3,163,920,084.13/x - Step 3: Cross multiply
4,996,911,526.86x = 6,896,478,014.96 × 3,163,920,084.13 - Step 4: Simplify right side
4,996,911,526.86x = 21,819,905,301,329,158,144 - Step 5: Solve for x
x = 21,819,905,301,329,158,144/4,996,911,526.86 - Step 6: Final answer
x = 4,366,678,334.02
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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.