Finding the Fourth Proportional to 629,088,515.99, 943,632,746.64 and 597,631,621.13
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Solution
The fourth proportional to 629,088,515.99, 943,632,746.64 and 597,631,621.13 is: 896,447,405.72
Step by Step Solution
- Step 1: Write the proportion equation
629,088,515.99 : 943,632,746.64 = 597,631,621.13 : x - Step 2: Convert to fraction form
629,088,515.99/943,632,746.64 = 597,631,621.13/x - Step 3: Cross multiply
629,088,515.99x = 943,632,746.64 × 597,631,621.13 - Step 4: Simplify right side
629,088,515.99x = 563,944,768,121,099,584 - Step 5: Solve for x
x = 563,944,768,121,099,584/629,088,515.99 - Step 6: Final answer
x = 896,447,405.72
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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.