Finding the Fourth Proportional to 578,331,648,101.80, 867,497,472,152.70 and 205,967,499,365.80
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Solution
The fourth proportional to 578,331,648,101.80, 867,497,472,152.70 and 205,967,499,365.80 is: 308,951,249,048.70
Step by Step Solution
- Step 1: Write the proportion equation
578,331,648,101.80 : 867,497,472,152.70 = 205,967,499,365.80 : x - Step 2: Convert to fraction form
578,331,648,101.80/867,497,472,152.70 = 205,967,499,365.80/x - Step 3: Cross multiply
578,331,648,101.80x = 867,497,472,152.70 × 205,967,499,365.80 - Step 4: Simplify right side
578,331,648,101.80x = 178,676,285,045,444,305,747,968 - Step 5: Solve for x
x = 178,676,285,045,444,305,747,968/578,331,648,101.80 - Step 6: Final answer
x = 308,951,249,048.70
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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.