Finding the Fourth Proportional to 1,423,679,255.98, 2,134,740,390.31 and 1,130,457,940.17
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Solution
The fourth proportional to 1,423,679,255.98, 2,134,740,390.31 and 1,130,457,940.17 is: 1,695,068,755.33
Step by Step Solution
- Step 1: Write the proportion equation
1,423,679,255.98 : 2,134,740,390.31 = 1,130,457,940.17 : x - Step 2: Convert to fraction form
1,423,679,255.98/2,134,740,390.31 = 1,130,457,940.17/x - Step 3: Cross multiply
1,423,679,255.98x = 2,134,740,390.31 × 1,130,457,940.17 - Step 4: Simplify right side
1,423,679,255.98x = 2,413,234,224,411,218,432 - Step 5: Solve for x
x = 2,413,234,224,411,218,432/1,423,679,255.98 - Step 6: Final answer
x = 1,695,068,755.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.