Finding the Fourth Proportional to 913,756,161,432.70, 1,260,994,929,290.80 and 502,269,566,038.05
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Solution
The fourth proportional to 913,756,161,432.70, 1,260,994,929,290.80 and 502,269,566,038.05 is: 693,138,282,009.52
Step by Step Solution
- Step 1: Write the proportion equation
913,756,161,432.70 : 1,260,994,929,290.80 = 502,269,566,038.05 : x - Step 2: Convert to fraction form
913,756,161,432.70/1,260,994,929,290.80 = 502,269,566,038.05/x - Step 3: Cross multiply
913,756,161,432.70x = 1,260,994,929,290.80 × 502,269,566,038.05 - Step 4: Simplify right side
913,756,161,432.70x = 633,359,375,911,071,722,242,048 - Step 5: Solve for x
x = 633,359,375,911,071,722,242,048/913,756,161,432.70 - Step 6: Final answer
x = 693,138,282,009.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.