Finding the Fourth Proportional to 939,426,602,977.30, 1,408,379,472,354.10 and 293,699,848,780.95
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Solution
The fourth proportional to 939,426,602,977.30, 1,408,379,472,354.10 and 293,699,848,780.95 is: 440,312,033,686.99
Step by Step Solution
- Step 1: Write the proportion equation
939,426,602,977.30 : 1,408,379,472,354.10 = 293,699,848,780.95 : x - Step 2: Convert to fraction form
939,426,602,977.30/1,408,379,472,354.10 = 293,699,848,780.95/x - Step 3: Cross multiply
939,426,602,977.30x = 1,408,379,472,354.10 × 293,699,848,780.95 - Step 4: Simplify right side
939,426,602,977.30x = 413,640,838,056,593,376,411,648 - Step 5: Solve for x
x = 413,640,838,056,593,376,411,648/939,426,602,977.30 - Step 6: Final answer
x = 440,312,033,686.99
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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.