Finding the Fourth Proportional to 1,514,750,018.60, 2,272,125,027.90 and 698,456,642.60
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Solution
The fourth proportional to 1,514,750,018.60, 2,272,125,027.90 and 698,456,642.60 is: 1,047,684,963.90
Step by Step Solution
- Step 1: Write the proportion equation
1,514,750,018.60 : 2,272,125,027.90 = 698,456,642.60 : x - Step 2: Convert to fraction form
1,514,750,018.60/2,272,125,027.90 = 698,456,642.60/x - Step 3: Cross multiply
1,514,750,018.60x = 2,272,125,027.90 × 698,456,642.60 - Step 4: Simplify right side
1,514,750,018.60x = 1,586,980,818,554,465,536 - Step 5: Solve for x
x = 1,586,980,818,554,465,536/1,514,750,018.60 - Step 6: Final answer
x = 1,047,684,963.90
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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.