Finding the Fourth Proportional to 1,750,851,513,390.10, 2,416,251,039,154.80 and 969,584,640,921.80
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Solution
The fourth proportional to 1,750,851,513,390.10, 2,416,251,039,154.80 and 969,584,640,921.80 is: 1,338,068,864,354.83
Step by Step Solution
- Step 1: Write the proportion equation
1,750,851,513,390.10 : 2,416,251,039,154.80 = 969,584,640,921.80 : x - Step 2: Convert to fraction form
1,750,851,513,390.10/2,416,251,039,154.80 = 969,584,640,921.80/x - Step 3: Cross multiply
1,750,851,513,390.10x = 2,416,251,039,154.80 × 969,584,640,921.80 - Step 4: Simplify right side
1,750,851,513,390.10x = 2,342,759,896,175,832,807,243,776 - Step 5: Solve for x
x = 2,342,759,896,175,832,807,243,776/1,750,851,513,390.10 - Step 6: Final answer
x = 1,338,068,864,354.83
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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.