Finding the Fourth Proportional to 1,335,756,201.49, 1,842,577,705.47 and 833,092,298.70
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Solution
The fourth proportional to 1,335,756,201.49, 1,842,577,705.47 and 833,092,298.70 is: 1,149,189,720.75
Step by Step Solution
- Step 1: Write the proportion equation
1,335,756,201.49 : 1,842,577,705.47 = 833,092,298.70 : x - Step 2: Convert to fraction form
1,335,756,201.49/1,842,577,705.47 = 833,092,298.70/x - Step 3: Cross multiply
1,335,756,201.49x = 1,842,577,705.47 × 833,092,298.70 - Step 4: Simplify right side
1,335,756,201.49x = 1,535,037,296,183,374,080 - Step 5: Solve for x
x = 1,535,037,296,183,374,080/1,335,756,201.49 - Step 6: Final answer
x = 1,149,189,720.75
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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.