Finding the Fourth Proportional to 466,256,041.08, 643,723,718.44 and 296,805,888.79
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Solution
The fourth proportional to 466,256,041.08, 643,723,718.44 and 296,805,888.79 is: 409,776,975.64
Step by Step Solution
- Step 1: Write the proportion equation
466,256,041.08 : 643,723,718.44 = 296,805,888.79 : x - Step 2: Convert to fraction form
466,256,041.08/643,723,718.44 = 296,805,888.79/x - Step 3: Cross multiply
466,256,041.08x = 643,723,718.44 × 296,805,888.79 - Step 4: Simplify right side
466,256,041.08x = 191,060,990,386,787,936 - Step 5: Solve for x
x = 191,060,990,386,787,936/466,256,041.08 - Step 6: Final answer
x = 409,776,975.64
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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.