Finding the Fourth Proportional to 1,175,092,052.36, 1,623,953,711.91 and 963,064,461.17
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Solution
The fourth proportional to 1,175,092,052.36, 1,623,953,711.91 and 963,064,461.17 is: 1,330,935,821.91
Step by Step Solution
- Step 1: Write the proportion equation
1,175,092,052.36 : 1,623,953,711.91 = 963,064,461.17 : x - Step 2: Convert to fraction form
1,175,092,052.36/1,623,953,711.91 = 963,064,461.17/x - Step 3: Cross multiply
1,175,092,052.36x = 1,623,953,711.91 × 963,064,461.17 - Step 4: Simplify right side
1,175,092,052.36x = 1,563,972,106,525,625,600 - Step 5: Solve for x
x = 1,563,972,106,525,625,600/1,175,092,052.36 - Step 6: Final answer
x = 1,330,935,821.91
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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.