Finding the Fourth Proportional to 303,090,712.84, 454,566,566.55 and 84,756,398.68
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Solution
The fourth proportional to 303,090,712.84, 454,566,566.55 and 84,756,398.68 is: 127,115,162.26
Step by Step Solution
- Step 1: Write the proportion equation
303,090,712.84 : 454,566,566.55 = 84,756,398.68 : x - Step 2: Convert to fraction form
303,090,712.84/454,566,566.55 = 84,756,398.68/x - Step 3: Cross multiply
303,090,712.84x = 454,566,566.55 × 84,756,398.68 - Step 4: Simplify right side
303,090,712.84x = 38,527,425,141,110,560 - Step 5: Solve for x
x = 38,527,425,141,110,560/303,090,712.84 - Step 6: Final answer
x = 127,115,162.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.