Finding the Fourth Proportional to 116,657,262,341.66, 161,012,920,470.12 and 70,921,819,565.31
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Solution
The fourth proportional to 116,657,262,341.66, 161,012,920,470.12 and 70,921,819,565.31 is: 97,887,855,964.09
Step by Step Solution
- Step 1: Write the proportion equation
116,657,262,341.66 : 161,012,920,470.12 = 70,921,819,565.31 : x - Step 2: Convert to fraction form
116,657,262,341.66/161,012,920,470.12 = 70,921,819,565.31/x - Step 3: Cross multiply
116,657,262,341.66x = 161,012,920,470.12 × 70,921,819,565.31 - Step 4: Simplify right side
116,657,262,341.66x = 11,419,329,293,265,458,429,952 - Step 5: Solve for x
x = 11,419,329,293,265,458,429,952/116,657,262,341.66 - Step 6: Final answer
x = 97,887,855,964.09
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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.