Finding the Fourth Proportional to 7,081,505,203.14, 9,773,334,117.36 and 4,030,423,309.35
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Solution
The fourth proportional to 7,081,505,203.14, 9,773,334,117.36 and 4,030,423,309.35 is: 5,562,471,890.75
Step by Step Solution
- Step 1: Write the proportion equation
7,081,505,203.14 : 9,773,334,117.36 = 4,030,423,309.35 : x - Step 2: Convert to fraction form
7,081,505,203.14/9,773,334,117.36 = 4,030,423,309.35/x - Step 3: Cross multiply
7,081,505,203.14x = 9,773,334,117.36 × 4,030,423,309.35 - Step 4: Simplify right side
7,081,505,203.14x = 39,390,673,636,673,355,776 - Step 5: Solve for x
x = 39,390,673,636,673,355,776/7,081,505,203.14 - Step 6: Final answer
x = 5,562,471,890.75
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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.