Finding the Fourth Proportional to 1,135,603,261.75, 1,704,005,038.86 and 805,742,051.08
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Solution
The fourth proportional to 1,135,603,261.75, 1,704,005,038.86 and 805,742,051.08 is: 1,209,038,897.04
Step by Step Solution
- Step 1: Write the proportion equation
1,135,603,261.75 : 1,704,005,038.86 = 805,742,051.08 : x - Step 2: Convert to fraction form
1,135,603,261.75/1,704,005,038.86 = 805,742,051.08/x - Step 3: Cross multiply
1,135,603,261.75x = 1,704,005,038.86 × 805,742,051.08 - Step 4: Simplify right side
1,135,603,261.75x = 1,372,988,515,061,711,616 - Step 5: Solve for x
x = 1,372,988,515,061,711,616/1,135,603,261.75 - Step 6: Final answer
x = 1,209,038,897.04
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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.