Finding the Fourth Proportional to 750,111,381.30, 1,125,209,587.23 and 232,615,393.14
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Solution
The fourth proportional to 750,111,381.30, 1,125,209,587.23 and 232,615,393.14 is: 348,936,274.03
Step by Step Solution
- Step 1: Write the proportion equation
750,111,381.30 : 1,125,209,587.23 = 232,615,393.14 : x - Step 2: Convert to fraction form
750,111,381.30/1,125,209,587.23 = 232,615,393.14/x - Step 3: Cross multiply
750,111,381.30x = 1,125,209,587.23 × 232,615,393.14 - Step 4: Simplify right side
750,111,381.30x = 261,741,070,498,403,552 - Step 5: Solve for x
x = 261,741,070,498,403,552/750,111,381.30 - Step 6: Final answer
x = 348,936,274.03
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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.