Finding the Fourth Proportional to 1,555,497,822.30, 2,334,142,528.65 and 586,844,612.70
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Solution
The fourth proportional to 1,555,497,822.30, 2,334,142,528.65 and 586,844,612.70 is: 880,604,876.83
Step by Step Solution
- Step 1: Write the proportion equation
1,555,497,822.30 : 2,334,142,528.65 = 586,844,612.70 : x - Step 2: Convert to fraction form
1,555,497,822.30/2,334,142,528.65 = 586,844,612.70/x - Step 3: Cross multiply
1,555,497,822.30x = 2,334,142,528.65 × 586,844,612.70 - Step 4: Simplify right side
1,555,497,822.30x = 1,369,778,968,212,208,128 - Step 5: Solve for x
x = 1,369,778,968,212,208,128/1,555,497,822.30 - Step 6: Final answer
x = 880,604,876.83
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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.