Finding the Fourth Proportional to 893,658,125.80, 1,340,487,188.70 and 247,425,869.80
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Solution
The fourth proportional to 893,658,125.80, 1,340,487,188.70 and 247,425,869.80 is: 371,138,804.70
Step by Step Solution
- Step 1: Write the proportion equation
893,658,125.80 : 1,340,487,188.70 = 247,425,869.80 : x - Step 2: Convert to fraction form
893,658,125.80/1,340,487,188.70 = 247,425,869.80/x - Step 3: Cross multiply
893,658,125.80x = 1,340,487,188.70 × 247,425,869.80 - Step 4: Simplify right side
893,658,125.80x = 331,671,208,619,854,272 - Step 5: Solve for x
x = 331,671,208,619,854,272/893,658,125.80 - Step 6: Final answer
x = 371,138,804.70
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Similar ratio
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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.