Finding the Fourth Proportional to 1,417,178,140.80, 2,125,767,211.20 and 1,072,804,372.80
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Solution
The fourth proportional to 1,417,178,140.80, 2,125,767,211.20 and 1,072,804,372.80 is: 1,609,206,559.20
Step by Step Solution
- Step 1: Write the proportion equation
1,417,178,140.80 : 2,125,767,211.20 = 1,072,804,372.80 : x - Step 2: Convert to fraction form
1,417,178,140.80/2,125,767,211.20 = 1,072,804,372.80/x - Step 3: Cross multiply
1,417,178,140.80x = 2,125,767,211.20 × 1,072,804,372.80 - Step 4: Simplify right side
1,417,178,140.80x = 2,280,532,359,730,221,056 - Step 5: Solve for x
x = 2,280,532,359,730,221,056/1,417,178,140.80 - Step 6: Final answer
x = 1,609,206,559.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.