Finding the Fourth Proportional to 94,251,307.08, 130,068,000.76 and 51,869,746.12
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Solution
The fourth proportional to 94,251,307.08, 130,068,000.76 and 51,869,746.12 is: 71,580,908.39
Step by Step Solution
- Step 1: Write the proportion equation
94,251,307.08 : 130,068,000.76 = 51,869,746.12 : x - Step 2: Convert to fraction form
94,251,307.08/130,068,000.76 = 51,869,746.12/x - Step 3: Cross multiply
94,251,307.08x = 130,068,000.76 × 51,869,746.12 - Step 4: Simplify right side
94,251,307.08x = 6,746,594,177,757,167 - Step 5: Solve for x
x = 6,746,594,177,757,167/94,251,307.08 - Step 6: Final answer
x = 71,580,908.39
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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.