Finding the Fourth Proportional to 1,828,551,331.24, 2,523,357,916.12 and 1,075,913,255.95
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Solution
The fourth proportional to 1,828,551,331.24, 2,523,357,916.12 and 1,075,913,255.95 is: 1,484,735,038.65
Step by Step Solution
- Step 1: Write the proportion equation
1,828,551,331.24 : 2,523,357,916.12 = 1,075,913,255.95 : x - Step 2: Convert to fraction form
1,828,551,331.24/2,523,357,916.12 = 1,075,913,255.95/x - Step 3: Cross multiply
1,828,551,331.24x = 2,523,357,916.12 × 1,075,913,255.95 - Step 4: Simplify right side
1,828,551,331.24x = 2,714,914,231,447,259,136 - Step 5: Solve for x
x = 2,714,914,231,447,259,136/1,828,551,331.24 - Step 6: Final answer
x = 1,484,735,038.65
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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.