Finding the Fourth Proportional to 398,865,962,222.74, 598,335,723,451.75 and 130,256,350,152.08
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Solution
The fourth proportional to 398,865,962,222.74, 598,335,723,451.75 and 130,256,350,152.08 is: 195,396,536,390.61
Step by Step Solution
- Step 1: Write the proportion equation
398,865,962,222.74 : 598,335,723,451.75 = 130,256,350,152.08 : x - Step 2: Convert to fraction form
398,865,962,222.74/598,335,723,451.75 = 130,256,350,152.08/x - Step 3: Cross multiply
398,865,962,222.74x = 598,335,723,451.75 × 130,256,350,152.08 - Step 4: Simplify right side
398,865,962,222.74x = 77,937,027,502,429,249,208,320 - Step 5: Solve for x
x = 77,937,027,502,429,249,208,320/398,865,962,222.74 - Step 6: Final answer
x = 195,396,536,390.61
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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.