Finding the Fourth Proportional to 3,897,641,074.68, 5,844,126,832.98 and 1,240,549,430.28
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Solution
The fourth proportional to 3,897,641,074.68, 5,844,126,832.98 and 1,240,549,430.28 is: 1,860,081,027.02
Step by Step Solution
- Step 1: Write the proportion equation
3,897,641,074.68 : 5,844,126,832.98 = 1,240,549,430.28 : x - Step 2: Convert to fraction form
3,897,641,074.68/5,844,126,832.98 = 1,240,549,430.28/x - Step 3: Cross multiply
3,897,641,074.68x = 5,844,126,832.98 × 1,240,549,430.28 - Step 4: Simplify right side
3,897,641,074.68x = 7,249,928,213,137,398,784 - Step 5: Solve for x
x = 7,249,928,213,137,398,784/3,897,641,074.68 - Step 6: Final answer
x = 1,860,081,027.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.