Finding the Fourth Proportional to 79,968,300.48, 119,996,712.86 and 39,028,078.74
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Solution
The fourth proportional to 79,968,300.48, 119,996,712.86 and 39,028,078.74 is: 58,563,719.99
Step by Step Solution
- Step 1: Write the proportion equation
79,968,300.48 : 119,996,712.86 = 39,028,078.74 : x - Step 2: Convert to fraction form
79,968,300.48/119,996,712.86 = 39,028,078.74/x - Step 3: Cross multiply
79,968,300.48x = 119,996,712.86 × 39,028,078.74 - Step 4: Simplify right side
79,968,300.48x = 4,683,241,157,246,127 - Step 5: Solve for x
x = 4,683,241,157,246,127/79,968,300.48 - Step 6: Final answer
x = 58,563,719.99
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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.