Finding the Fourth Proportional to 1,246,290,468.90, 1,869,435,703.35 and 601,317,924.90
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Solution
The fourth proportional to 1,246,290,468.90, 1,869,435,703.35 and 601,317,924.90 is: 901,976,887.35
Step by Step Solution
- Step 1: Write the proportion equation
1,246,290,468.90 : 1,869,435,703.35 = 601,317,924.90 : x - Step 2: Convert to fraction form
1,246,290,468.90/1,869,435,703.35 = 601,317,924.90/x - Step 3: Cross multiply
1,246,290,468.90x = 1,869,435,703.35 × 601,317,924.90 - Step 4: Simplify right side
1,246,290,468.90x = 1,124,125,197,872,393,856 - Step 5: Solve for x
x = 1,124,125,197,872,393,856/1,246,290,468.90 - Step 6: Final answer
x = 901,976,887.35
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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.