Finding the Fourth Proportional to 1,926,239,280.08, 2,658,223,811.42 and 1,046,172,984.08
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Solution
The fourth proportional to 1,926,239,280.08, 2,658,223,811.42 and 1,046,172,984.08 is: 1,443,726,107.09
Step by Step Solution
- Step 1: Write the proportion equation
1,926,239,280.08 : 2,658,223,811.42 = 1,046,172,984.08 : x - Step 2: Convert to fraction form
1,926,239,280.08/2,658,223,811.42 = 1,046,172,984.08/x - Step 3: Cross multiply
1,926,239,280.08x = 2,658,223,811.42 × 1,046,172,984.08 - Step 4: Simplify right side
1,926,239,280.08x = 2,780,961,937,145,772,544 - Step 5: Solve for x
x = 2,780,961,937,145,772,544/1,926,239,280.08 - Step 6: Final answer
x = 1,443,726,107.09
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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.