Finding the Fourth Proportional to 893,435,417.18, 1,338,600,038.18 and 626,976,003.99
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Solution
The fourth proportional to 893,435,417.18, 1,338,600,038.18 and 626,976,003.99 is: 939,374,113.38
Step by Step Solution
- Step 1: Write the proportion equation
893,435,417.18 : 1,338,600,038.18 = 626,976,003.99 : x - Step 2: Convert to fraction form
893,435,417.18/1,338,600,038.18 = 626,976,003.99/x - Step 3: Cross multiply
893,435,417.18x = 1,338,600,038.18 × 626,976,003.99 - Step 4: Simplify right side
893,435,417.18x = 839,270,102,872,462,080 - Step 5: Solve for x
x = 839,270,102,872,462,080/893,435,417.18 - Step 6: Final answer
x = 939,374,113.38
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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.