Finding the Fourth Proportional to 1,458,316,733.70, 2,187,572,626.71 and 512,801,860.85
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Solution
The fourth proportional to 1,458,316,733.70, 2,187,572,626.71 and 512,801,860.85 is: 769,237,085.32
Step by Step Solution
- Step 1: Write the proportion equation
1,458,316,733.70 : 2,187,572,626.71 = 512,801,860.85 : x - Step 2: Convert to fraction form
1,458,316,733.70/2,187,572,626.71 = 512,801,860.85/x - Step 3: Cross multiply
1,458,316,733.70x = 2,187,572,626.71 × 512,801,860.85 - Step 4: Simplify right side
1,458,316,733.70x = 1,121,791,313,710,472,576 - Step 5: Solve for x
x = 1,121,791,313,710,472,576/1,458,316,733.70 - Step 6: Final answer
x = 769,237,085.32
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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.