Finding the Fourth Proportional to 153,641,215.80, 230,461,823.70 and 153,641,215.80
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Solution
The fourth proportional to 153,641,215.80, 230,461,823.70 and 153,641,215.80 is: 230,461,823.70
Step by Step Solution
- Step 1: Write the proportion equation
153,641,215.80 : 230,461,823.70 = 153,641,215.80 : x - Step 2: Convert to fraction form
153,641,215.80/230,461,823.70 = 153,641,215.80/x - Step 3: Cross multiply
153,641,215.80x = 230,461,823.70 × 153,641,215.80 - Step 4: Simplify right side
153,641,215.80x = 35,408,434,788,753,256 - Step 5: Solve for x
x = 35,408,434,788,753,256/153,641,215.80 - Step 6: Final answer
x = 230,461,823.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.