Finding the Fourth Proportional to 737,926,565.04, 1,018,340,712.20 and 403,403,129.76
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Solution
The fourth proportional to 737,926,565.04, 1,018,340,712.20 and 403,403,129.76 is: 556,697,441.08
Step by Step Solution
- Step 1: Write the proportion equation
737,926,565.04 : 1,018,340,712.20 = 403,403,129.76 : x - Step 2: Convert to fraction form
737,926,565.04/1,018,340,712.20 = 403,403,129.76/x - Step 3: Cross multiply
737,926,565.04x = 1,018,340,712.20 × 403,403,129.76 - Step 4: Simplify right side
737,926,565.04x = 410,801,830,463,507,456 - Step 5: Solve for x
x = 410,801,830,463,507,456/737,926,565.04 - Step 6: Final answer
x = 556,697,441.08
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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.