Finding the Fourth Proportional to 1,132,229,646.99, 1,697,776,151.31 and 659,681,646.87
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Solution
The fourth proportional to 1,132,229,646.99, 1,697,776,151.31 and 659,681,646.87 is: 989,191,345.14
Step by Step Solution
- Step 1: Write the proportion equation
1,132,229,646.99 : 1,697,776,151.31 = 659,681,646.87 : x - Step 2: Convert to fraction form
1,132,229,646.99/1,697,776,151.31 = 659,681,646.87/x - Step 3: Cross multiply
1,132,229,646.99x = 1,697,776,151.31 × 659,681,646.87 - Step 4: Simplify right side
1,132,229,646.99x = 1,119,991,767,512,791,040 - Step 5: Solve for x
x = 1,119,991,767,512,791,040/1,132,229,646.99 - Step 6: Final answer
x = 989,191,345.14
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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.