Finding the Fourth Proportional to 205,249,606.64, 283,137,071.16 and 126,908,117.36
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Solution
The fourth proportional to 205,249,606.64, 283,137,071.16 and 126,908,117.36 is: 175,066,804.00
Step by Step Solution
- Step 1: Write the proportion equation
205,249,606.64 : 283,137,071.16 = 126,908,117.36 : x - Step 2: Convert to fraction form
205,249,606.64/283,137,071.16 = 126,908,117.36/x - Step 3: Cross multiply
205,249,606.64x = 283,137,071.16 × 126,908,117.36 - Step 4: Simplify right side
205,249,606.64x = 35,932,392,655,739,956 - Step 5: Solve for x
x = 35,932,392,655,739,956/205,249,606.64 - Step 6: Final answer
x = 175,066,804.00
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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.