Finding the Fourth Proportional to 76,896,924.35, 106,118,752.76 and 42,088,867.45
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Solution
The fourth proportional to 76,896,924.35, 106,118,752.76 and 42,088,867.45 is: 58,083,182.87
Step by Step Solution
- Step 1: Write the proportion equation
76,896,924.35 : 106,118,752.76 = 42,088,867.45 : x - Step 2: Convert to fraction form
76,896,924.35/106,118,752.76 = 42,088,867.45/x - Step 3: Cross multiply
76,896,924.35x = 106,118,752.76 × 42,088,867.45 - Step 4: Simplify right side
76,896,924.35x = 4,466,418,118,557,054 - Step 5: Solve for x
x = 4,466,418,118,557,054/76,896,924.35 - Step 6: Final answer
x = 58,083,182.87
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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.