Finding the Fourth Proportional to 747,759,973.80, 1,120,637,358.03 and 581,963,677.14
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Solution
The fourth proportional to 747,759,973.80, 1,120,637,358.03 and 581,963,677.14 is: 872,165,214.07
Step by Step Solution
- Step 1: Write the proportion equation
747,759,973.80 : 1,120,637,358.03 = 581,963,677.14 : x - Step 2: Convert to fraction form
747,759,973.80/1,120,637,358.03 = 581,963,677.14/x - Step 3: Cross multiply
747,759,973.80x = 1,120,637,358.03 × 581,963,677.14 - Step 4: Simplify right side
747,759,973.80x = 652,170,237,619,593,472 - Step 5: Solve for x
x = 652,170,237,619,593,472/747,759,973.80 - Step 6: Final answer
x = 872,165,214.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.