Finding the Fourth Proportional to 6,437,637,223.58, 8,884,019,442.63 and 3,897,285,470.66
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Solution
The fourth proportional to 6,437,637,223.58, 8,884,019,442.63 and 3,897,285,470.66 is: 5,378,302,425.61
Step by Step Solution
- Step 1: Write the proportion equation
6,437,637,223.58 : 8,884,019,442.63 = 3,897,285,470.66 : x - Step 2: Convert to fraction form
6,437,637,223.58/8,884,019,442.63 = 3,897,285,470.66/x - Step 3: Cross multiply
6,437,637,223.58x = 8,884,019,442.63 × 3,897,285,470.66 - Step 4: Simplify right side
6,437,637,223.58x = 34,623,559,894,778,429,440 - Step 5: Solve for x
x = 34,623,559,894,778,429,440/6,437,637,223.58 - Step 6: Final answer
x = 5,378,302,425.61
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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.