Finding the Fourth Proportional to 205,249,656.64, 283,137,140.16 and 126,908,167.36
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Solution
The fourth proportional to 205,249,656.64, 283,137,140.16 and 126,908,167.36 is: 175,066,872.99
Step by Step Solution
- Step 1: Write the proportion equation
205,249,656.64 : 283,137,140.16 = 126,908,167.36 : x - Step 2: Convert to fraction form
205,249,656.64/283,137,140.16 = 126,908,167.36/x - Step 3: Cross multiply
205,249,656.64x = 283,137,140.16 × 126,908,167.36 - Step 4: Simplify right side
205,249,656.64x = 35,932,415,569,257,060 - Step 5: Solve for x
x = 35,932,415,569,257,060/205,249,656.64 - Step 6: Final answer
x = 175,066,872.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.