Finding the Fourth Proportional to 17,006,346,154.80, 25,509,519,232.20 and 15,292,130,065.20
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Solution
The fourth proportional to 17,006,346,154.80, 25,509,519,232.20 and 15,292,130,065.20 is: 22,938,195,097.80
Step by Step Solution
- Step 1: Write the proportion equation
17,006,346,154.80 : 25,509,519,232.20 = 15,292,130,065.20 : x - Step 2: Convert to fraction form
17,006,346,154.80/25,509,519,232.20 = 15,292,130,065.20/x - Step 3: Cross multiply
17,006,346,154.80x = 25,509,519,232.20 × 15,292,130,065.20 - Step 4: Simplify right side
17,006,346,154.80x = 390,094,885,999,523,266,560 - Step 5: Solve for x
x = 390,094,885,999,523,266,560/17,006,346,154.80 - Step 6: Final answer
x = 22,938,195,097.80
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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.