Finding the Fourth Proportional to 750,035,398.29, 1,034,950,693.69 and 432,507,372
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Solution
The fourth proportional to 750,035,398.29, 1,034,950,693.69 and 432,507,372 is: 596,803,571.80
Step by Step Solution
- Step 1: Write the proportion equation
750,035,398.29 : 1,034,950,693.69 = 432,507,372 : x - Step 2: Convert to fraction form
750,035,398.29/1,034,950,693.69 = 432,507,372/x - Step 3: Cross multiply
750,035,398.29x = 1,034,950,693.69 × 432,507,372 - Step 4: Simplify right side
750,035,398.29x = 447,623,804,677,438,912 - Step 5: Solve for x
x = 447,623,804,677,438,912/750,035,398.29 - Step 6: Final answer
x = 596,803,571.80
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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.