Finding the Fourth Proportional to 4,372,249,430.40, 6,558,374,145.60 and 3,950,497,852.80
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Solution
The fourth proportional to 4,372,249,430.40, 6,558,374,145.60 and 3,950,497,852.80 is: 5,925,746,779.20
Step by Step Solution
- Step 1: Write the proportion equation
4,372,249,430.40 : 6,558,374,145.60 = 3,950,497,852.80 : x - Step 2: Convert to fraction form
4,372,249,430.40/6,558,374,145.60 = 3,950,497,852.80/x - Step 3: Cross multiply
4,372,249,430.40x = 6,558,374,145.60 × 3,950,497,852.80 - Step 4: Simplify right side
4,372,249,430.40x = 25,908,842,980,051,836,928 - Step 5: Solve for x
x = 25,908,842,980,051,836,928/4,372,249,430.40 - Step 6: Final answer
x = 5,925,746,779.20
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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.