Finding the Fourth Proportional to 75,054,488.74, 103,521,800.04 and 68,879,476.02
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Solution
The fourth proportional to 75,054,488.74, 103,521,800.04 and 68,879,476.02 is: 95,004,675.44
Step by Step Solution
- Step 1: Write the proportion equation
75,054,488.74 : 103,521,800.04 = 68,879,476.02 : x - Step 2: Convert to fraction form
75,054,488.74/103,521,800.04 = 68,879,476.02/x - Step 3: Cross multiply
75,054,488.74x = 103,521,800.04 × 68,879,476.02 - Step 4: Simplify right side
75,054,488.74x = 7,130,527,343,402,415 - Step 5: Solve for x
x = 7,130,527,343,402,415/75,054,488.74 - Step 6: Final answer
x = 95,004,675.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.