Finding the Fourth Proportional to 597,903,009.30, 896,854,513.95 and 442,934,813.70
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Solution
The fourth proportional to 597,903,009.30, 896,854,513.95 and 442,934,813.70 is: 664,402,220.55
Step by Step Solution
- Step 1: Write the proportion equation
597,903,009.30 : 896,854,513.95 = 442,934,813.70 : x - Step 2: Convert to fraction form
597,903,009.30/896,854,513.95 = 442,934,813.70/x - Step 3: Cross multiply
597,903,009.30x = 896,854,513.95 × 442,934,813.70 - Step 4: Simplify right side
597,903,009.30x = 397,248,087,052,447,296 - Step 5: Solve for x
x = 397,248,087,052,447,296/597,903,009.30 - Step 6: Final answer
x = 664,402,220.55
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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.