Finding the Fourth Proportional to 1,456,133,026.10, 2,184,199,539.15 and 535,818,931.70
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Solution
The fourth proportional to 1,456,133,026.10, 2,184,199,539.15 and 535,818,931.70 is: 803,728,397.55
Step by Step Solution
- Step 1: Write the proportion equation
1,456,133,026.10 : 2,184,199,539.15 = 535,818,931.70 : x - Step 2: Convert to fraction form
1,456,133,026.10/2,184,199,539.15 = 535,818,931.70/x - Step 3: Cross multiply
1,456,133,026.10x = 2,184,199,539.15 × 535,818,931.70 - Step 4: Simplify right side
1,456,133,026.10x = 1,170,335,463,686,985,472 - Step 5: Solve for x
x = 1,170,335,463,686,985,472/1,456,133,026.10 - Step 6: Final answer
x = 803,728,397.55
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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.