Finding the Fourth Proportional to 1,915,030,335.99, 2,873,375,050.14 and 1,028,681,465.43
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Solution
The fourth proportional to 1,915,030,335.99, 2,873,375,050.14 and 1,028,681,465.43 is: 1,543,467,798.79
Step by Step Solution
- Step 1: Write the proportion equation
1,915,030,335.99 : 2,873,375,050.14 = 1,028,681,465.43 : x - Step 2: Convert to fraction form
1,915,030,335.99/2,873,375,050.14 = 1,028,681,465.43/x - Step 3: Cross multiply
1,915,030,335.99x = 2,873,375,050.14 × 1,028,681,465.43 - Step 4: Simplify right side
1,915,030,335.99x = 2,955,787,657,308,014,592 - Step 5: Solve for x
x = 2,955,787,657,308,014,592/1,915,030,335.99 - Step 6: Final answer
x = 1,543,467,798.79
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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.