Finding the Fourth Proportional to 1,437,696,104.40, 2,156,544,156.60 and 576,671,029.20
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Solution
The fourth proportional to 1,437,696,104.40, 2,156,544,156.60 and 576,671,029.20 is: 865,006,543.80
Step by Step Solution
- Step 1: Write the proportion equation
1,437,696,104.40 : 2,156,544,156.60 = 576,671,029.20 : x - Step 2: Convert to fraction form
1,437,696,104.40/2,156,544,156.60 = 576,671,029.20/x - Step 3: Cross multiply
1,437,696,104.40x = 2,156,544,156.60 × 576,671,029.20 - Step 4: Simplify right side
1,437,696,104.40x = 1,243,616,538,301,767,936 - Step 5: Solve for x
x = 1,243,616,538,301,767,936/1,437,696,104.40 - Step 6: Final answer
x = 865,006,543.80
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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.