Finding the Fourth Proportional to 289,712,878.84, 399,733,790.70 and 183,827,687.32
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Solution
The fourth proportional to 289,712,878.84, 399,733,790.70 and 183,827,687.32 is: 253,637,803.68
Step by Step Solution
- Step 1: Write the proportion equation
289,712,878.84 : 399,733,790.70 = 183,827,687.32 : x - Step 2: Convert to fraction form
289,712,878.84/399,733,790.70 = 183,827,687.32/x - Step 3: Cross multiply
289,712,878.84x = 399,733,790.70 × 183,827,687.32 - Step 4: Simplify right side
289,712,878.84x = 73,482,138,288,037,920 - Step 5: Solve for x
x = 73,482,138,288,037,920/289,712,878.84 - Step 6: Final answer
x = 253,637,803.68
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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.