Finding the Fourth Proportional to 2,460,177,726.90, 3,395,043,069.74 and 1,388,706,588.75
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Solution
The fourth proportional to 2,460,177,726.90, 3,395,043,069.74 and 1,388,706,588.75 is: 1,916,413,854.37
Step by Step Solution
- Step 1: Write the proportion equation
2,460,177,726.90 : 3,395,043,069.74 = 1,388,706,588.75 : x - Step 2: Convert to fraction form
2,460,177,726.90/3,395,043,069.74 = 1,388,706,588.75/x - Step 3: Cross multiply
2,460,177,726.90x = 3,395,043,069.74 × 1,388,706,588.75 - Step 4: Simplify right side
2,460,177,726.90x = 4,714,718,680,037,963,776 - Step 5: Solve for x
x = 4,714,718,680,037,963,776/2,460,177,726.90 - Step 6: Final answer
x = 1,916,413,854.37
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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.