Finding the Fourth Proportional to 4,238,955,938.02, 5,849,652,277.80 and 2,333,698,392.76
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Solution
The fourth proportional to 4,238,955,938.02, 5,849,652,277.80 and 2,333,698,392.76 is: 3,220,444,920.52
Step by Step Solution
- Step 1: Write the proportion equation
4,238,955,938.02 : 5,849,652,277.80 = 2,333,698,392.76 : x - Step 2: Convert to fraction form
4,238,955,938.02/5,849,652,277.80 = 2,333,698,392.76/x - Step 3: Cross multiply
4,238,955,938.02x = 5,849,652,277.80 × 2,333,698,392.76 - Step 4: Simplify right side
4,238,955,938.02x = 13,651,324,118,906,734,592 - Step 5: Solve for x
x = 13,651,324,118,906,734,592/4,238,955,938.02 - Step 6: Final answer
x = 3,220,444,920.52
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1.5x scale
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.