Finding the Fourth Proportional to 2,528,038,953.18, 3,488,553,430.47 and 1,413,989,813.70
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Solution
The fourth proportional to 2,528,038,953.18, 3,488,553,430.47 and 1,413,989,813.70 is: 1,951,227,455.98
Step by Step Solution
- Step 1: Write the proportion equation
2,528,038,953.18 : 3,488,553,430.47 = 1,413,989,813.70 : x - Step 2: Convert to fraction form
2,528,038,953.18/3,488,553,430.47 = 1,413,989,813.70/x - Step 3: Cross multiply
2,528,038,953.18x = 3,488,553,430.47 × 1,413,989,813.70 - Step 4: Simplify right side
2,528,038,953.18x = 4,932,779,015,232,771,072 - Step 5: Solve for x
x = 4,932,779,015,232,771,072/2,528,038,953.18 - Step 6: Final answer
x = 1,951,227,455.98
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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.