Finding the Fourth Proportional to 73,706,730.60, 110,128,332.06 and 71,129,047.95
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Solution
The fourth proportional to 73,706,730.60, 110,128,332.06 and 71,129,047.95 is: 106,276,907.79
Step by Step Solution
- Step 1: Write the proportion equation
73,706,730.60 : 110,128,332.06 = 71,129,047.95 : x - Step 2: Convert to fraction form
73,706,730.60/110,128,332.06 = 71,129,047.95/x - Step 3: Cross multiply
73,706,730.60x = 110,128,332.06 × 71,129,047.95 - Step 4: Simplify right side
73,706,730.60x = 7,833,323,411,749,263 - Step 5: Solve for x
x = 7,833,323,411,749,263/73,706,730.60 - Step 6: Final answer
x = 106,276,907.79
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.