Finding the Fourth Proportional to 1,437,696,102.90, 2,156,544,154.35 and 576,671,027.70
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Solution
The fourth proportional to 1,437,696,102.90, 2,156,544,154.35 and 576,671,027.70 is: 865,006,541.55
Step by Step Solution
- Step 1: Write the proportion equation
1,437,696,102.90 : 2,156,544,154.35 = 576,671,027.70 : x - Step 2: Convert to fraction form
1,437,696,102.90/2,156,544,154.35 = 576,671,027.70/x - Step 3: Cross multiply
1,437,696,102.90x = 2,156,544,154.35 × 576,671,027.70 - Step 4: Simplify right side
1,437,696,102.90x = 1,243,616,533,769,442,048 - Step 5: Solve for x
x = 1,243,616,533,769,442,048/1,437,696,102.90 - Step 6: Final answer
x = 865,006,541.55
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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.