Finding the Fourth Proportional to 1,359,708,984,850, 1,876,424,516,787.80 and 742,436,177,292.10
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Solution
The fourth proportional to 1,359,708,984,850, 1,876,424,516,787.80 and 742,436,177,292.10 is: 1,024,576,185,598.12
Step by Step Solution
- Step 1: Write the proportion equation
1,359,708,984,850 : 1,876,424,516,787.80 = 742,436,177,292.10 : x - Step 2: Convert to fraction form
1,359,708,984,850/1,876,424,516,787.80 = 742,436,177,292.10/x - Step 3: Cross multiply
1,359,708,984,850x = 1,876,424,516,787.80 × 742,436,177,292.10 - Step 4: Simplify right side
1,359,708,984,850x = 1,393,125,445,221,110,058,582,016 - Step 5: Solve for x
x = 1,393,125,445,221,110,058,582,016/1,359,708,984,850 - Step 6: Final answer
x = 1,024,576,185,598.12
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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.