Finding the Fourth Proportional to 961,017,355.04, 1,326,214,388.33 and 564,557,054.63
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Solution
The fourth proportional to 961,017,355.04, 1,326,214,388.33 and 564,557,054.63 is: 779,094,867.49
Step by Step Solution
- Step 1: Write the proportion equation
961,017,355.04 : 1,326,214,388.33 = 564,557,054.63 : x - Step 2: Convert to fraction form
961,017,355.04/1,326,214,388.33 = 564,557,054.63/x - Step 3: Cross multiply
961,017,355.04x = 1,326,214,388.33 × 564,557,054.63 - Step 4: Simplify right side
961,017,355.04x = 748,723,688,874,057,984 - Step 5: Solve for x
x = 748,723,688,874,057,984/961,017,355.04 - Step 6: Final answer
x = 779,094,867.49
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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.