Finding the Fourth Proportional to 750,710,387.72, 1,125,029,468.46 and 541,782,435.08
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Solution
The fourth proportional to 750,710,387.72, 1,125,029,468.46 and 541,782,435.08 is: 811,925,897.03
Step by Step Solution
- Step 1: Write the proportion equation
750,710,387.72 : 1,125,029,468.46 = 541,782,435.08 : x - Step 2: Convert to fraction form
750,710,387.72/1,125,029,468.46 = 541,782,435.08/x - Step 3: Cross multiply
750,710,387.72x = 1,125,029,468.46 × 541,782,435.08 - Step 4: Simplify right side
750,710,387.72x = 609,521,204,959,016,960 - Step 5: Solve for x
x = 609,521,204,959,016,960/750,710,387.72 - Step 6: Final answer
x = 811,925,897.03
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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.