Finding the Fourth Proportional to 158,312,881.18, 237,499,153.36 and 59,974,042.10
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Solution
The fourth proportional to 158,312,881.18, 237,499,153.36 and 59,974,042.10 is: 89,972,364.32
Step by Step Solution
- Step 1: Write the proportion equation
158,312,881.18 : 237,499,153.36 = 59,974,042.10 : x - Step 2: Convert to fraction form
158,312,881.18/237,499,153.36 = 59,974,042.10/x - Step 3: Cross multiply
158,312,881.18x = 237,499,153.36 × 59,974,042.10 - Step 4: Simplify right side
158,312,881.18x = 14,243,784,222,326,998 - Step 5: Solve for x
x = 14,243,784,222,326,998/158,312,881.18 - Step 6: Final answer
x = 89,972,364.32
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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.