Finding the Fourth Proportional to 832,041,617.80, 1,248,062,426.70 and 590,176,913.80
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Solution
The fourth proportional to 832,041,617.80, 1,248,062,426.70 and 590,176,913.80 is: 885,265,370.70
Step by Step Solution
- Step 1: Write the proportion equation
832,041,617.80 : 1,248,062,426.70 = 590,176,913.80 : x - Step 2: Convert to fraction form
832,041,617.80/1,248,062,426.70 = 590,176,913.80/x - Step 3: Cross multiply
832,041,617.80x = 1,248,062,426.70 × 590,176,913.80 - Step 4: Simplify right side
832,041,617.80x = 736,577,631,219,544,704 - Step 5: Solve for x
x = 736,577,631,219,544,704/832,041,617.80 - Step 6: Final answer
x = 885,265,370.70
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Similar ratio
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1.5x scale
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.