Finding the Fourth Proportional to 946,386,029.48, 1,418,310,130.21 and 736,550,103.36
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Solution
The fourth proportional to 946,386,029.48, 1,418,310,130.21 and 736,550,103.36 is: 1,103,837,588.96
Step by Step Solution
- Step 1: Write the proportion equation
946,386,029.48 : 1,418,310,130.21 = 736,550,103.36 : x - Step 2: Convert to fraction form
946,386,029.48/1,418,310,130.21 = 736,550,103.36/x - Step 3: Cross multiply
946,386,029.48x = 1,418,310,130.21 × 736,550,103.36 - Step 4: Simplify right side
946,386,029.48x = 1,044,656,473,010,312,448 - Step 5: Solve for x
x = 1,044,656,473,010,312,448/946,386,029.48 - Step 6: Final answer
x = 1,103,837,588.96
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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.