Finding the Fourth Proportional to 154,873,143.06, 232,316,125.36 and 45,698,314.15
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Solution
The fourth proportional to 154,873,143.06, 232,316,125.36 and 45,698,314.15 is: 68,549,362.84
Step by Step Solution
- Step 1: Write the proportion equation
154,873,143.06 : 232,316,125.36 = 45,698,314.15 : x - Step 2: Convert to fraction form
154,873,143.06/232,316,125.36 = 45,698,314.15/x - Step 3: Cross multiply
154,873,143.06x = 232,316,125.36 × 45,698,314.15 - Step 4: Simplify right side
154,873,143.06x = 10,616,455,277,421,990 - Step 5: Solve for x
x = 10,616,455,277,421,990/154,873,143.06 - Step 6: Final answer
x = 68,549,362.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.