Finding the Fourth Proportional to 93,312,071.68, 139,968,107.52 and 93,312,071.68
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Solution
The fourth proportional to 93,312,071.68, 139,968,107.52 and 93,312,071.68 is: 139,968,107.52
Step by Step Solution
- Step 1: Write the proportion equation
93,312,071.68 : 139,968,107.52 = 93,312,071.68 : x - Step 2: Convert to fraction form
93,312,071.68/139,968,107.52 = 93,312,071.68/x - Step 3: Cross multiply
93,312,071.68x = 139,968,107.52 × 93,312,071.68 - Step 4: Simplify right side
93,312,071.68x = 13,060,714,081,820,190 - Step 5: Solve for x
x = 13,060,714,081,820,190/93,312,071.68 - Step 6: Final answer
x = 139,968,107.52
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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.