Finding the Fourth Proportional to 124,594,125,153.99, 171,937,651,432.47 and 70,399,510,215.09
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Solution
The fourth proportional to 124,594,125,153.99, 171,937,651,432.47 and 70,399,510,215.09 is: 97,150,057,704.72
Step by Step Solution
- Step 1: Write the proportion equation
124,594,125,153.99 : 171,937,651,432.47 = 70,399,510,215.09 : x - Step 2: Convert to fraction form
124,594,125,153.99/171,937,651,432.47 = 70,399,510,215.09/x - Step 3: Cross multiply
124,594,125,153.99x = 171,937,651,432.47 × 70,399,510,215.09 - Step 4: Simplify right side
124,594,125,153.99x = 12,104,326,448,378,755,940,352 - Step 5: Solve for x
x = 12,104,326,448,378,755,940,352/124,594,125,153.99 - Step 6: Final answer
x = 97,150,057,704.72
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1.5x scale
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.