Finding the Fourth Proportional to 2,121,088,056.08, 2,926,986,430.88 and 1,168,283,430.41
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Solution
The fourth proportional to 2,121,088,056.08, 2,926,986,430.88 and 1,168,283,430.41 is: 1,612,167,744.96
Step by Step Solution
- Step 1: Write the proportion equation
2,121,088,056.08 : 2,926,986,430.88 = 1,168,283,430.41 : x - Step 2: Convert to fraction form
2,121,088,056.08/2,926,986,430.88 = 1,168,283,430.41/x - Step 3: Cross multiply
2,121,088,056.08x = 2,926,986,430.88 × 1,168,283,430.41 - Step 4: Simplify right side
2,121,088,056.08x = 3,419,549,748,220,294,656 - Step 5: Solve for x
x = 3,419,549,748,220,294,656/2,121,088,056.08 - Step 6: Final answer
x = 1,612,167,744.96
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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.