Finding the Fourth Proportional to 159,547,130.06, 239,251,189.48 and 84,747,993.02
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Solution
The fourth proportional to 159,547,130.06, 239,251,189.48 and 84,747,993.02 is: 127,085,069.65
Step by Step Solution
- Step 1: Write the proportion equation
159,547,130.06 : 239,251,189.48 = 84,747,993.02 : x - Step 2: Convert to fraction form
159,547,130.06/239,251,189.48 = 84,747,993.02/x - Step 3: Cross multiply
159,547,130.06x = 239,251,189.48 × 84,747,993.02 - Step 4: Simplify right side
159,547,130.06x = 20,276,058,136,478,440 - Step 5: Solve for x
x = 20,276,058,136,478,440/159,547,130.06 - Step 6: Final answer
x = 127,085,069.65
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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.