Finding the Fourth Proportional to 6,983,902,266.08, 9,636,346,408.73 and 4,013,104,560.80
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Solution
The fourth proportional to 6,983,902,266.08, 9,636,346,408.73 and 4,013,104,560.80 is: 5,537,257,574.48
Step by Step Solution
- Step 1: Write the proportion equation
6,983,902,266.08 : 9,636,346,408.73 = 4,013,104,560.80 : x - Step 2: Convert to fraction form
6,983,902,266.08/9,636,346,408.73 = 4,013,104,560.80/x - Step 3: Cross multiply
6,983,902,266.08x = 9,636,346,408.73 × 4,013,104,560.80 - Step 4: Simplify right side
6,983,902,266.08x = 38,671,665,722,254,819,328 - Step 5: Solve for x
x = 38,671,665,722,254,819,328/6,983,902,266.08 - Step 6: Final answer
x = 5,537,257,574.48
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1.5x scale
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.