Finding the Fourth Proportional to 99,488,258.91, 149,316,237.95 and 42,021,772.11
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Solution
The fourth proportional to 99,488,258.91, 149,316,237.95 and 42,021,772.11 is: 63,068,074.48
Step by Step Solution
- Step 1: Write the proportion equation
99,488,258.91 : 149,316,237.95 = 42,021,772.11 : x - Step 2: Convert to fraction form
99,488,258.91/149,316,237.95 = 42,021,772.11/x - Step 3: Cross multiply
99,488,258.91x = 149,316,237.95 × 42,021,772.11 - Step 4: Simplify right side
99,488,258.91x = 6,274,532,923,247,324 - Step 5: Solve for x
x = 6,274,532,923,247,324/99,488,258.91 - Step 6: Final answer
x = 63,068,074.48
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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.