Finding the Fourth Proportional to 99,696,565.90, 149,544,848.85 and 56,549,097.10
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Solution
The fourth proportional to 99,696,565.90, 149,544,848.85 and 56,549,097.10 is: 84,823,645.65
Step by Step Solution
- Step 1: Write the proportion equation
99,696,565.90 : 149,544,848.85 = 56,549,097.10 : x - Step 2: Convert to fraction form
99,696,565.90/149,544,848.85 = 56,549,097.10/x - Step 3: Cross multiply
99,696,565.90x = 149,544,848.85 × 56,549,097.10 - Step 4: Simplify right side
99,696,565.90x = 8,456,626,178,423,473 - Step 5: Solve for x
x = 8,456,626,178,423,473/99,696,565.90 - Step 6: Final answer
x = 84,823,645.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.