Finding the Fourth Proportional to 1,828,427,212.62, 2,523,145,102.95 and 1,035,478,866.06
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Solution
The fourth proportional to 1,828,427,212.62, 2,523,145,102.95 and 1,035,478,866.06 is: 1,428,913,008.99
Step by Step Solution
- Step 1: Write the proportion equation
1,828,427,212.62 : 2,523,145,102.95 = 1,035,478,866.06 : x - Step 2: Convert to fraction form
1,828,427,212.62/2,523,145,102.95 = 1,035,478,866.06/x - Step 3: Cross multiply
1,828,427,212.62x = 2,523,145,102.95 × 1,035,478,866.06 - Step 4: Simplify right side
1,828,427,212.62x = 2,612,663,430,107,507,712 - Step 5: Solve for x
x = 2,612,663,430,107,507,712/1,828,427,212.62 - Step 6: Final answer
x = 1,428,913,008.99
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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.