Finding the Fourth Proportional to 937,021,678,089.36, 1,292,999,560,723.40 and 525,506,863,122.96
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Solution
The fourth proportional to 937,021,678,089.36, 1,292,999,560,723.40 and 525,506,863,122.96 is: 725,148,797,582.38
Step by Step Solution
- Step 1: Write the proportion equation
937,021,678,089.36 : 1,292,999,560,723.40 = 525,506,863,122.96 : x - Step 2: Convert to fraction form
937,021,678,089.36/1,292,999,560,723.40 = 525,506,863,122.96/x - Step 3: Cross multiply
937,021,678,089.36x = 1,292,999,560,723.40 × 525,506,863,122.96 - Step 4: Simplify right side
937,021,678,089.36x = 679,480,143,175,119,091,531,776 - Step 5: Solve for x
x = 679,480,143,175,119,091,531,776/937,021,678,089.36 - Step 6: Final answer
x = 725,148,797,582.38
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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.