Finding the Fourth Proportional to 1,571,908,083.70, 2,357,862,125.55 and 959,688,051.70
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Solution
The fourth proportional to 1,571,908,083.70, 2,357,862,125.55 and 959,688,051.70 is: 1,439,532,077.55
Step by Step Solution
- Step 1: Write the proportion equation
1,571,908,083.70 : 2,357,862,125.55 = 959,688,051.70 : x - Step 2: Convert to fraction form
1,571,908,083.70/2,357,862,125.55 = 959,688,051.70/x - Step 3: Cross multiply
1,571,908,083.70x = 2,357,862,125.55 × 959,688,051.70 - Step 4: Simplify right side
1,571,908,083.70x = 2,262,812,109,446,300,672 - Step 5: Solve for x
x = 2,262,812,109,446,300,672/1,571,908,083.70 - Step 6: Final answer
x = 1,439,532,077.55
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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.