Finding the Fourth Proportional to 906,083,027.04, 1,249,686,208.44 and 588,645,550.71
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Solution
The fourth proportional to 906,083,027.04, 1,249,686,208.44 and 588,645,550.71 is: 811,870,661.33
Step by Step Solution
- Step 1: Write the proportion equation
906,083,027.04 : 1,249,686,208.44 = 588,645,550.71 : x - Step 2: Convert to fraction form
906,083,027.04/1,249,686,208.44 = 588,645,550.71/x - Step 3: Cross multiply
906,083,027.04x = 1,249,686,208.44 × 588,645,550.71 - Step 4: Simplify right side
906,083,027.04x = 735,622,226,381,855,744 - Step 5: Solve for x
x = 735,622,226,381,855,744/906,083,027.04 - Step 6: Final answer
x = 811,870,661.33
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1.5x scale
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.