Finding the Fourth Proportional to 1,013,418,590.10, 1,519,834,263.99 and 304,338,547.90
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Solution
The fourth proportional to 1,013,418,590.10, 1,519,834,263.99 and 304,338,547.90 is: 456,419,644.82
Step by Step Solution
- Step 1: Write the proportion equation
1,013,418,590.10 : 1,519,834,263.99 = 304,338,547.90 : x - Step 2: Convert to fraction form
1,013,418,590.10/1,519,834,263.99 = 304,338,547.90/x - Step 3: Cross multiply
1,013,418,590.10x = 1,519,834,263.99 × 304,338,547.90 - Step 4: Simplify right side
1,013,418,590.10x = 462,544,152,951,381,824 - Step 5: Solve for x
x = 462,544,152,951,381,824/1,013,418,590.10 - Step 6: Final answer
x = 456,419,644.82
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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.