Finding the Fourth Proportional to 93,346,734.16, 128,815,116.96 and 51,529,901.95
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Solution
The fourth proportional to 93,346,734.16, 128,815,116.96 and 51,529,901.95 is: 71,109,400.95
Step by Step Solution
- Step 1: Write the proportion equation
93,346,734.16 : 128,815,116.96 = 51,529,901.95 : x - Step 2: Convert to fraction form
93,346,734.16/128,815,116.96 = 51,529,901.95/x - Step 3: Cross multiply
93,346,734.16x = 128,815,116.96 × 51,529,901.95 - Step 4: Simplify right side
93,346,734.16x = 6,637,830,346,626,582 - Step 5: Solve for x
x = 6,637,830,346,626,582/93,346,734.16 - Step 6: Final answer
x = 71,109,400.95
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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.