Finding the Fourth Proportional to 9,446,411,991.97, 13,035,962,726.73 and 5,159,624,420.11
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Solution
The fourth proportional to 9,446,411,991.97, 13,035,962,726.73 and 5,159,624,420.11 is: 7,120,234,823.73
Step by Step Solution
- Step 1: Write the proportion equation
9,446,411,991.97 : 13,035,962,726.73 = 5,159,624,420.11 : x - Step 2: Convert to fraction form
9,446,411,991.97/13,035,962,726.73 = 5,159,624,420.11/x - Step 3: Cross multiply
9,446,411,991.97x = 13,035,962,726.73 × 5,159,624,420.11 - Step 4: Simplify right side
9,446,411,991.97x = 67,260,671,624,479,842,304 - Step 5: Solve for x
x = 67,260,671,624,479,842,304/9,446,411,991.97 - Step 6: Final answer
x = 7,120,234,823.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.