Finding the Fourth Proportional to 93,669,985.98, 129,266,111.12 and 51,282,838.26
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Solution
The fourth proportional to 93,669,985.98, 129,266,111.12 and 51,282,838.26 is: 70,771,154.70
Step by Step Solution
- Step 1: Write the proportion equation
93,669,985.98 : 129,266,111.12 = 51,282,838.26 : x - Step 2: Convert to fraction form
93,669,985.98/129,266,111.12 = 51,282,838.26/x - Step 3: Cross multiply
93,669,985.98x = 129,266,111.12 × 51,282,838.26 - Step 4: Simplify right side
93,669,985.98x = 6,629,133,068,809,733 - Step 5: Solve for x
x = 6,629,133,068,809,733/93,669,985.98 - Step 6: Final answer
x = 70,771,154.70
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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.