Finding the Fourth Proportional to 2,834,357,130.70, 4,251,535,696.05 and 1,909,224,637.90
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Solution
The fourth proportional to 2,834,357,130.70, 4,251,535,696.05 and 1,909,224,637.90 is: 2,863,836,956.85
Step by Step Solution
- Step 1: Write the proportion equation
2,834,357,130.70 : 4,251,535,696.05 = 1,909,224,637.90 : x - Step 2: Convert to fraction form
2,834,357,130.70/4,251,535,696.05 = 1,909,224,637.90/x - Step 3: Cross multiply
2,834,357,130.70x = 4,251,535,696.05 × 1,909,224,637.90 - Step 4: Simplify right side
2,834,357,130.70x = 8,117,136,699,809,986,560 - Step 5: Solve for x
x = 8,117,136,699,809,986,560/2,834,357,130.70 - Step 6: Final answer
x = 2,863,836,956.85
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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.