Finding the Fourth Proportional to 4,249,314,446.60, 6,373,971,669.90 and 1,488,584,739.80
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Solution
The fourth proportional to 4,249,314,446.60, 6,373,971,669.90 and 1,488,584,739.80 is: 2,232,877,109.70
Step by Step Solution
- Step 1: Write the proportion equation
4,249,314,446.60 : 6,373,971,669.90 = 1,488,584,739.80 : x - Step 2: Convert to fraction form
4,249,314,446.60/6,373,971,669.90 = 1,488,584,739.80/x - Step 3: Cross multiply
4,249,314,446.60x = 6,373,971,669.90 × 1,488,584,739.80 - Step 4: Simplify right side
4,249,314,446.60x = 9,488,196,959,730,661,376 - Step 5: Solve for x
x = 9,488,196,959,730,661,376/4,249,314,446.60 - Step 6: Final answer
x = 2,232,877,109.70
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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.