Finding the Fourth Proportional to 1,423,679,257.48, 2,134,740,392.55 and 1,130,457,941.67
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Solution
The fourth proportional to 1,423,679,257.48, 2,134,740,392.55 and 1,130,457,941.67 is: 1,695,068,757.57
Step by Step Solution
- Step 1: Write the proportion equation
1,423,679,257.48 : 2,134,740,392.55 = 1,130,457,941.67 : x - Step 2: Convert to fraction form
1,423,679,257.48/2,134,740,392.55 = 1,130,457,941.67/x - Step 3: Cross multiply
1,423,679,257.48x = 2,134,740,392.55 × 1,130,457,941.67 - Step 4: Simplify right side
1,423,679,257.48x = 2,413,234,230,161,881,088 - Step 5: Solve for x
x = 2,413,234,230,161,881,088/1,423,679,257.48 - Step 6: Final answer
x = 1,695,068,757.57
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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.