Finding the Fourth Proportional to 1,762,506,876,618.20, 2,644,967,947,483.30 and 615,139,102,279.65
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Solution
The fourth proportional to 1,762,506,876,618.20, 2,644,967,947,483.30 and 615,139,102,279.65 is: 923,130,133,764.45
Step by Step Solution
- Step 1: Write the proportion equation
1,762,506,876,618.20 : 2,644,967,947,483.30 = 615,139,102,279.65 : x - Step 2: Convert to fraction form
1,762,506,876,618.20/2,644,967,947,483.30 = 615,139,102,279.65/x - Step 3: Cross multiply
1,762,506,876,618.20x = 2,644,967,947,483.30 × 615,139,102,279.65 - Step 4: Simplify right side
1,762,506,876,618.20x = 1,627,023,208,773,325,535,838,208 - Step 5: Solve for x
x = 1,627,023,208,773,325,535,838,208/1,762,506,876,618.20 - Step 6: Final answer
x = 923,130,133,764.45
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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.