Finding the Fourth Proportional to 1,393,804,977.08, 2,090,698,165.20 and 564,746,388.26
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Solution
The fourth proportional to 1,393,804,977.08, 2,090,698,165.20 and 564,746,388.26 is: 847,115,814.02
Step by Step Solution
- Step 1: Write the proportion equation
1,393,804,977.08 : 2,090,698,165.20 = 564,746,388.26 : x - Step 2: Convert to fraction form
1,393,804,977.08/2,090,698,165.20 = 564,746,388.26/x - Step 3: Cross multiply
1,393,804,977.08x = 2,090,698,165.20 × 564,746,388.26 - Step 4: Simplify right side
1,393,804,977.08x = 1,180,714,237,738,508,800 - Step 5: Solve for x
x = 1,180,714,237,738,508,800/1,393,804,977.08 - Step 6: Final answer
x = 847,115,814.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.