Finding the Fourth Proportional to 1,475,617,455.04, 2,213,813,841.12 and 530,310,984.52
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Solution
The fourth proportional to 1,475,617,455.04, 2,213,813,841.12 and 530,310,984.52 is: 795,605,794.45
Step by Step Solution
- Step 1: Write the proportion equation
1,475,617,455.04 : 2,213,813,841.12 = 530,310,984.52 : x - Step 2: Convert to fraction form
1,475,617,455.04/2,213,813,841.12 = 530,310,984.52/x - Step 3: Cross multiply
1,475,617,455.04x = 2,213,813,841.12 × 530,310,984.52 - Step 4: Simplify right side
1,475,617,455.04x = 1,174,009,797,628,349,952 - Step 5: Solve for x
x = 1,174,009,797,628,349,952/1,475,617,455.04 - Step 6: Final answer
x = 795,605,794.45
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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.