Finding the Fourth Proportional to 926,051,962,895.75, 1,277,986,197,908.90 and 555,315,740,328.85
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Solution
The fourth proportional to 926,051,962,895.75, 1,277,986,197,908.90 and 555,315,740,328.85 is: 766,356,403,373.58
Step by Step Solution
- Step 1: Write the proportion equation
926,051,962,895.75 : 1,277,986,197,908.90 = 555,315,740,328.85 : x - Step 2: Convert to fraction form
926,051,962,895.75/1,277,986,197,908.90 = 555,315,740,328.85/x - Step 3: Cross multiply
926,051,962,895.75x = 1,277,986,197,908.90 × 555,315,740,328.85 - Step 4: Simplify right side
926,051,962,895.75x = 709,685,851,621,832,888,680,448 - Step 5: Solve for x
x = 709,685,851,621,832,888,680,448/926,051,962,895.75 - Step 6: Final answer
x = 766,356,403,373.58
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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.