Finding the Fourth Proportional to 2,926,367,363.69, 4,038,390,960.98 and 1,588,257,474.06
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Solution
The fourth proportional to 2,926,367,363.69, 4,038,390,960.98 and 1,588,257,474.06 is: 2,191,797,484.67
Step by Step Solution
- Step 1: Write the proportion equation
2,926,367,363.69 : 4,038,390,960.98 = 1,588,257,474.06 : x - Step 2: Convert to fraction form
2,926,367,363.69/4,038,390,960.98 = 1,588,257,474.06/x - Step 3: Cross multiply
2,926,367,363.69x = 4,038,390,960.98 × 1,588,257,474.06 - Step 4: Simplify right side
2,926,367,363.69x = 6,414,004,626,944,888,832 - Step 5: Solve for x
x = 6,414,004,626,944,888,832/2,926,367,363.69 - Step 6: Final answer
x = 2,191,797,484.67
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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.