Finding the Fourth Proportional to 793,849,779,313.60, 1,190,774,603,298.40 and 220,165,884,851.88
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Solution
The fourth proportional to 793,849,779,313.60, 1,190,774,603,298.40 and 220,165,884,851.88 is: 330,248,809,064.38
Step by Step Solution
- Step 1: Write the proportion equation
793,849,779,313.60 : 1,190,774,603,298.40 = 220,165,884,851.88 : x - Step 2: Convert to fraction form
793,849,779,313.60/1,190,774,603,298.40 = 220,165,884,851.88/x - Step 3: Cross multiply
793,849,779,313.60x = 1,190,774,603,298.40 × 220,165,884,851.88 - Step 4: Simplify right side
793,849,779,313.60x = 262,167,944,194,338,613,886,976 - Step 5: Solve for x
x = 262,167,944,194,338,613,886,976/793,849,779,313.60 - Step 6: Final answer
x = 330,248,809,064.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.