Finding the Fourth Proportional to 90,239,585,322.99, 124,533,614,250.69 and 49,595,937,433.74
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Solution
The fourth proportional to 90,239,585,322.99, 124,533,614,250.69 and 49,595,937,433.74 is: 68,444,035,050.34
Step by Step Solution
- Step 1: Write the proportion equation
90,239,585,322.99 : 124,533,614,250.69 = 49,595,937,433.74 : x - Step 2: Convert to fraction form
90,239,585,322.99/124,533,614,250.69 = 49,595,937,433.74/x - Step 3: Cross multiply
90,239,585,322.99x = 124,533,614,250.69 × 49,595,937,433.74 - Step 4: Simplify right side
90,239,585,322.99x = 6,176,361,340,774,732,791,808 - Step 5: Solve for x
x = 6,176,361,340,774,732,791,808/90,239,585,322.99 - Step 6: Final answer
x = 68,444,035,050.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.