Finding the Fourth Proportional to 2,926,367,398.62, 4,038,391,009.20 and 1,588,257,508.98
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Solution
The fourth proportional to 2,926,367,398.62, 4,038,391,009.20 and 1,588,257,508.98 is: 2,191,797,532.87
Step by Step Solution
- Step 1: Write the proportion equation
2,926,367,398.62 : 4,038,391,009.20 = 1,588,257,508.98 : x - Step 2: Convert to fraction form
2,926,367,398.62/4,038,391,009.20 = 1,588,257,508.98/x - Step 3: Cross multiply
2,926,367,398.62x = 4,038,391,009.20 × 1,588,257,508.98 - Step 4: Simplify right side
2,926,367,398.62x = 6,414,004,844,559,219,712 - Step 5: Solve for x
x = 6,414,004,844,559,219,712/2,926,367,398.62 - Step 6: Final answer
x = 2,191,797,532.87
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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.