Finding the Fourth Proportional to 124,859,996,574.50, 172,277,262,995.28 and 70,666,545,189.99
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Solution
The fourth proportional to 124,859,996,574.50, 172,277,262,995.28 and 70,666,545,189.99 is: 97,503,118,089.55
Step by Step Solution
- Step 1: Write the proportion equation
124,859,996,574.50 : 172,277,262,995.28 = 70,666,545,189.99 : x - Step 2: Convert to fraction form
124,859,996,574.50/172,277,262,995.28 = 70,666,545,189.99/x - Step 3: Cross multiply
124,859,996,574.50x = 172,277,262,995.28 × 70,666,545,189.99 - Step 4: Simplify right side
124,859,996,574.50x = 12,174,238,990,663,747,108,864 - Step 5: Solve for x
x = 12,174,238,990,663,747,108,864/124,859,996,574.50 - Step 6: Final answer
x = 97,503,118,089.55
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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.