Finding the Fourth Proportional to 402,249,243.13, 603,048,258.38 and 125,758,136.33
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Solution
The fourth proportional to 402,249,243.13, 603,048,258.38 and 125,758,136.33 is: 188,535,407.80
Step by Step Solution
- Step 1: Write the proportion equation
402,249,243.13 : 603,048,258.38 = 125,758,136.33 : x - Step 2: Convert to fraction form
402,249,243.13/603,048,258.38 = 125,758,136.33/x - Step 3: Cross multiply
402,249,243.13x = 603,048,258.38 × 125,758,136.33 - Step 4: Simplify right side
402,249,243.13x = 75,838,225,090,784,528 - Step 5: Solve for x
x = 75,838,225,090,784,528/402,249,243.13 - Step 6: Final answer
x = 188,535,407.80
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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.