Finding the Fourth Proportional to 1,594,368,000.80, 2,391,552,001.20 and 1,186,221,312.80
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Solution
The fourth proportional to 1,594,368,000.80, 2,391,552,001.20 and 1,186,221,312.80 is: 1,779,331,969.20
Step by Step Solution
- Step 1: Write the proportion equation
1,594,368,000.80 : 2,391,552,001.20 = 1,186,221,312.80 : x - Step 2: Convert to fraction form
1,594,368,000.80/2,391,552,001.20 = 1,186,221,312.80/x - Step 3: Cross multiply
1,594,368,000.80x = 2,391,552,001.20 × 1,186,221,312.80 - Step 4: Simplify right side
1,594,368,000.80x = 2,836,909,954,492,931,072 - Step 5: Solve for x
x = 2,836,909,954,492,931,072/1,594,368,000.80 - Step 6: Final answer
x = 1,779,331,969.20
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1.5x scale
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.