Finding the Fourth Proportional to 2,009,827,557.63, 2,771,637,182.55 and 1,330,569,261.63
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Solution
The fourth proportional to 2,009,827,557.63, 2,771,637,182.55 and 1,330,569,261.63 is: 1,834,911,271.61
Step by Step Solution
- Step 1: Write the proportion equation
2,009,827,557.63 : 2,771,637,182.55 = 1,330,569,261.63 : x - Step 2: Convert to fraction form
2,009,827,557.63/2,771,637,182.55 = 1,330,569,261.63/x - Step 3: Cross multiply
2,009,827,557.63x = 2,771,637,182.55 × 1,330,569,261.63 - Step 4: Simplify right side
2,009,827,557.63x = 3,687,855,239,491,807,744 - Step 5: Solve for x
x = 3,687,855,239,491,807,744/2,009,827,557.63 - Step 6: Final answer
x = 1,834,911,271.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.