Finding the Fourth Proportional to 70,845,582.52, 97,762,950.87 and 39,054,726.41
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Solution
The fourth proportional to 70,845,582.52, 97,762,950.87 and 39,054,726.41 is: 53,893,343.29
Step by Step Solution
- Step 1: Write the proportion equation
70,845,582.52 : 97,762,950.87 = 39,054,726.41 : x - Step 2: Convert to fraction form
70,845,582.52/97,762,950.87 = 39,054,726.41/x - Step 3: Cross multiply
70,845,582.52x = 97,762,950.87 × 39,054,726.41 - Step 4: Simplify right side
70,845,582.52x = 3,818,105,299,360,073.50 - Step 5: Solve for x
x = 3,818,105,299,360,073.50/70,845,582.52 - Step 6: Final answer
x = 53,893,343.29
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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.