Finding the Fourth Proportional to 194,249,145.60, 291,289,737.60 and 97,167,340.80
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Solution
The fourth proportional to 194,249,145.60, 291,289,737.60 and 97,167,340.80 is: 145,709,002.31
Step by Step Solution
- Step 1: Write the proportion equation
194,249,145.60 : 291,289,737.60 = 97,167,340.80 : x - Step 2: Convert to fraction form
194,249,145.60/291,289,737.60 = 97,167,340.80/x - Step 3: Cross multiply
194,249,145.60x = 291,289,737.60 × 97,167,340.80 - Step 4: Simplify right side
194,249,145.60x = 28,303,849,204,921,776 - Step 5: Solve for x
x = 28,303,849,204,921,776/194,249,145.60 - Step 6: Final answer
x = 145,709,002.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.