Finding the Fourth Proportional to 113,749,749,845.19, 156,972,731,006.29 and 62,999,602,884.99
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Solution
The fourth proportional to 113,749,749,845.19, 156,972,731,006.29 and 62,999,602,884.99 is: 86,938,386,507.47
Step by Step Solution
- Step 1: Write the proportion equation
113,749,749,845.19 : 156,972,731,006.29 = 62,999,602,884.99 : x - Step 2: Convert to fraction form
113,749,749,845.19/156,972,731,006.29 = 62,999,602,884.99/x - Step 3: Cross multiply
113,749,749,845.19x = 156,972,731,006.29 × 62,999,602,884.99 - Step 4: Simplify right side
113,749,749,845.19x = 9,889,219,717,168,627,712,000 - Step 5: Solve for x
x = 9,889,219,717,168,627,712,000/113,749,749,845.19 - Step 6: Final answer
x = 86,938,386,507.47
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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.