Finding the Fourth Proportional to 1,745,927,739,134.60, 2,409,354,638,509 and 975,187,678,755.20
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Solution
The fourth proportional to 1,745,927,739,134.60, 2,409,354,638,509 and 975,187,678,755.20 is: 1,345,744,674,627.98
Step by Step Solution
- Step 1: Write the proportion equation
1,745,927,739,134.60 : 2,409,354,638,509 = 975,187,678,755.20 : x - Step 2: Convert to fraction form
1,745,927,739,134.60/2,409,354,638,509 = 975,187,678,755.20/x - Step 3: Cross multiply
1,745,927,739,134.60x = 2,409,354,638,509 × 975,187,678,755.20 - Step 4: Simplify right side
1,745,927,739,134.60x = 2,349,572,957,225,665,641,316,352 - Step 5: Solve for x
x = 2,349,572,957,225,665,641,316,352/1,745,927,739,134.60 - Step 6: Final answer
x = 1,345,744,674,627.98
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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.