Finding the Fourth Proportional to 509,742,027.09, 764,617,465.67 and 164,695,690.98
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Solution
The fourth proportional to 509,742,027.09, 764,617,465.67 and 164,695,690.98 is: 247,044,966.18
Step by Step Solution
- Step 1: Write the proportion equation
509,742,027.09 : 764,617,465.67 = 164,695,690.98 : x - Step 2: Convert to fraction form
509,742,027.09/764,617,465.67 = 164,695,690.98/x - Step 3: Cross multiply
509,742,027.09x = 764,617,465.67 × 164,695,690.98 - Step 4: Simplify right side
509,742,027.09x = 125,929,201,843,073,584 - Step 5: Solve for x
x = 125,929,201,843,073,584/509,742,027.09 - Step 6: Final answer
x = 247,044,966.18
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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.