Finding the Fourth Proportional to 2,069,480,296.44, 2,855,912,926.66 and 1,177,387,822.76
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Solution
The fourth proportional to 2,069,480,296.44, 2,855,912,926.66 and 1,177,387,822.76 is: 1,624,812,330.18
Step by Step Solution
- Step 1: Write the proportion equation
2,069,480,296.44 : 2,855,912,926.66 = 1,177,387,822.76 : x - Step 2: Convert to fraction form
2,069,480,296.44/2,855,912,926.66 = 1,177,387,822.76/x - Step 3: Cross multiply
2,069,480,296.44x = 2,855,912,926.66 × 1,177,387,822.76 - Step 4: Simplify right side
2,069,480,296.44x = 3,362,517,102,712,356,864 - Step 5: Solve for x
x = 3,362,517,102,712,356,864/2,069,480,296.44 - Step 6: Final answer
x = 1,624,812,330.18
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1.5x scale
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.