Finding the Fourth Proportional to 974,480,341.80, 1,461,720,512.70 and 744,897,829.80
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Solution
The fourth proportional to 974,480,341.80, 1,461,720,512.70 and 744,897,829.80 is: 1,117,346,744.70
Step by Step Solution
- Step 1: Write the proportion equation
974,480,341.80 : 1,461,720,512.70 = 744,897,829.80 : x - Step 2: Convert to fraction form
974,480,341.80/1,461,720,512.70 = 744,897,829.80/x - Step 3: Cross multiply
974,480,341.80x = 1,461,720,512.70 × 744,897,829.80 - Step 4: Simplify right side
974,480,341.80x = 1,088,832,437,684,373,248 - Step 5: Solve for x
x = 1,088,832,437,684,373,248/974,480,341.80 - Step 6: Final answer
x = 1,117,346,744.70
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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.