Finding the Fourth Proportional to 2,875,712,909.04, 4,313,692,448.10 and 1,129,293,528.84
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Solution
The fourth proportional to 2,875,712,909.04, 4,313,692,448.10 and 1,129,293,528.84 is: 1,693,988,628.60
Step by Step Solution
- Step 1: Write the proportion equation
2,875,712,909.04 : 4,313,692,448.10 = 1,129,293,528.84 : x - Step 2: Convert to fraction form
2,875,712,909.04/4,313,692,448.10 = 1,129,293,528.84/x - Step 3: Cross multiply
2,875,712,909.04x = 4,313,692,448.10 × 1,129,293,528.84 - Step 4: Simplify right side
2,875,712,909.04x = 4,871,424,967,045,307,392 - Step 5: Solve for x
x = 4,871,424,967,045,307,392/2,875,712,909.04 - Step 6: Final answer
x = 1,693,988,628.60
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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.