Finding the Fourth Proportional to 349,768,001.80, 524,652,002.70 and 107,430,905.80
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Solution
The fourth proportional to 349,768,001.80, 524,652,002.70 and 107,430,905.80 is: 161,146,358.70
Step by Step Solution
- Step 1: Write the proportion equation
349,768,001.80 : 524,652,002.70 = 107,430,905.80 : x - Step 2: Convert to fraction form
349,768,001.80/524,652,002.70 = 107,430,905.80/x - Step 3: Cross multiply
349,768,001.80x = 524,652,002.70 × 107,430,905.80 - Step 4: Simplify right side
349,768,001.80x = 56,363,839,879,845,040 - Step 5: Solve for x
x = 56,363,839,879,845,040/349,768,001.80 - Step 6: Final answer
x = 161,146,358.70
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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.