Finding the Fourth Proportional to 1,498,455,856.40, 2,247,683,784.60 and 1,475,497,605.20
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Solution
The fourth proportional to 1,498,455,856.40, 2,247,683,784.60 and 1,475,497,605.20 is: 2,213,246,407.80
Step by Step Solution
- Step 1: Write the proportion equation
1,498,455,856.40 : 2,247,683,784.60 = 1,475,497,605.20 : x - Step 2: Convert to fraction form
1,498,455,856.40/2,247,683,784.60 = 1,475,497,605.20/x - Step 3: Cross multiply
1,498,455,856.40x = 2,247,683,784.60 × 1,475,497,605.20 - Step 4: Simplify right side
1,498,455,856.40x = 3,316,452,041,424,172,544 - Step 5: Solve for x
x = 3,316,452,041,424,172,544/1,498,455,856.40 - Step 6: Final answer
x = 2,213,246,407.80
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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.