Finding the Fourth Proportional to 124,564,154.64, 171,895,201.70 and 68,808,375.09
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Solution
The fourth proportional to 124,564,154.64, 171,895,201.70 and 68,808,375.09 is: 94,953,717.21
Step by Step Solution
- Step 1: Write the proportion equation
124,564,154.64 : 171,895,201.70 = 68,808,375.09 : x - Step 2: Convert to fraction form
124,564,154.64/171,895,201.70 = 68,808,375.09/x - Step 3: Cross multiply
124,564,154.64x = 171,895,201.70 × 68,808,375.09 - Step 4: Simplify right side
124,564,154.64x = 11,827,829,514,400,764 - Step 5: Solve for x
x = 11,827,829,514,400,764/124,564,154.64 - Step 6: Final answer
x = 94,953,717.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.