Finding the Fourth Proportional to 1,004,928,327.36, 1,507,390,624.80 and 314,888,437.44
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Solution
The fourth proportional to 1,004,928,327.36, 1,507,390,624.80 and 314,888,437.44 is: 472,332,071.38
Step by Step Solution
- Step 1: Write the proportion equation
1,004,928,327.36 : 1,507,390,624.80 = 314,888,437.44 : x - Step 2: Convert to fraction form
1,004,928,327.36/1,507,390,624.80 = 314,888,437.44/x - Step 3: Cross multiply
1,004,928,327.36x = 1,507,390,624.80 × 314,888,437.44 - Step 4: Simplify right side
1,004,928,327.36x = 474,659,878,454,977,280 - Step 5: Solve for x
x = 474,659,878,454,977,280/1,004,928,327.36 - Step 6: Final answer
x = 472,332,071.38
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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.