Finding the Fourth Proportional to 1,045,671,012.04, 1,440,368,508.18 and 797,721,899.08
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Solution
The fourth proportional to 1,045,671,012.04, 1,440,368,508.18 and 797,721,899.08 is: 1,098,828,874.94
Step by Step Solution
- Step 1: Write the proportion equation
1,045,671,012.04 : 1,440,368,508.18 = 797,721,899.08 : x - Step 2: Convert to fraction form
1,045,671,012.04/1,440,368,508.18 = 797,721,899.08/x - Step 3: Cross multiply
1,045,671,012.04x = 1,440,368,508.18 × 797,721,899.08 - Step 4: Simplify right side
1,045,671,012.04x = 1,149,013,501,720,376,192 - Step 5: Solve for x
x = 1,149,013,501,720,376,192/1,045,671,012.04 - Step 6: Final answer
x = 1,098,828,874.94
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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.