Finding the Fourth Proportional to 559,872,057.80, 839,808,086.70 and 506,124,345.80
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Solution
The fourth proportional to 559,872,057.80, 839,808,086.70 and 506,124,345.80 is: 759,186,518.70
Step by Step Solution
- Step 1: Write the proportion equation
559,872,057.80 : 839,808,086.70 = 506,124,345.80 : x - Step 2: Convert to fraction form
559,872,057.80/839,808,086.70 = 506,124,345.80/x - Step 3: Cross multiply
559,872,057.80x = 839,808,086.70 × 506,124,345.80 - Step 4: Simplify right side
559,872,057.80x = 425,047,318,478,587,200 - Step 5: Solve for x
x = 425,047,318,478,587,200/559,872,057.80 - Step 6: Final answer
x = 759,186,518.70
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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.