Finding the Fourth Proportional to 97,156,931.30, 145,751,726.55 and 29,006,512.10
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Solution
The fourth proportional to 97,156,931.30, 145,751,726.55 and 29,006,512.10 is: 43,514,643.40
Step by Step Solution
- Step 1: Write the proportion equation
97,156,931.30 : 145,751,726.55 = 29,006,512.10 : x - Step 2: Convert to fraction form
97,156,931.30/145,751,726.55 = 29,006,512.10/x - Step 3: Cross multiply
97,156,931.30x = 145,751,726.55 × 29,006,512.10 - Step 4: Simplify right side
97,156,931.30x = 4,227,749,219,768,467 - Step 5: Solve for x
x = 4,227,749,219,768,467/97,156,931.30 - Step 6: Final answer
x = 43,514,643.40
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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.