Finding the Fourth Proportional to 4,648,776,573.84, 6,415,258,655.40 and 2,534,185,869.36
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Solution
The fourth proportional to 4,648,776,573.84, 6,415,258,655.40 and 2,534,185,869.36 is: 3,497,147,598.85
Step by Step Solution
- Step 1: Write the proportion equation
4,648,776,573.84 : 6,415,258,655.40 = 2,534,185,869.36 : x - Step 2: Convert to fraction form
4,648,776,573.84/6,415,258,655.40 = 2,534,185,869.36/x - Step 3: Cross multiply
4,648,776,573.84x = 6,415,258,655.40 × 2,534,185,869.36 - Step 4: Simplify right side
4,648,776,573.84x = 16,257,457,832,804,114,432 - Step 5: Solve for x
x = 16,257,457,832,804,114,432/4,648,776,573.84 - Step 6: Final answer
x = 3,497,147,598.85
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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.