Finding the Fourth Proportional to 1,223,618,535.44, 1,834,121,042.36 and 697,855,541.70
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Solution
The fourth proportional to 1,223,618,535.44, 1,834,121,042.36 and 697,855,541.70 is: 1,046,038,039.22
Step by Step Solution
- Step 1: Write the proportion equation
1,223,618,535.44 : 1,834,121,042.36 = 697,855,541.70 : x - Step 2: Convert to fraction form
1,223,618,535.44/1,834,121,042.36 = 697,855,541.70/x - Step 3: Cross multiply
1,223,618,535.44x = 1,834,121,042.36 × 697,855,541.70 - Step 4: Simplify right side
1,223,618,535.44x = 1,279,951,533,559,506,432 - Step 5: Solve for x
x = 1,279,951,533,559,506,432/1,223,618,535.44 - Step 6: Final answer
x = 1,046,038,039.22
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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.