Finding the Third Proportional to 143,291,880 and 310,911,946
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Solution
The third proportional to 143,291,880 and 310,911,946 is: 674,610,718.80
Step by Step Solution
- Step 1: Write the proportion equation
143,291,880 : 310,911,946 = 310,911,946 : x - Step 2: Convert to fraction form
143,291,880/310,911,946 = 310,911,946/x - Step 3: Cross multiply
143,291,880x = 310,911,946 × 310,911,946 - Step 4: Simplify right side
143,291,880x = 96,666,238,165,506,912 - Step 5: Solve for x
x = 96,666,238,165,506,912/143,291,880 - Step 6: Final answer
x = 674,610,718.80
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.