Finding the Fourth Proportional to 1,924,285,424.68, 2,655,513,886.30 and 1,044,219,128.68
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Solution
The fourth proportional to 1,924,285,424.68, 2,655,513,886.30 and 1,044,219,128.68 is: 1,441,022,397.71
Step by Step Solution
- Step 1: Write the proportion equation
1,924,285,424.68 : 2,655,513,886.30 = 1,044,219,128.68 : x - Step 2: Convert to fraction form
1,924,285,424.68/2,655,513,886.30 = 1,044,219,128.68/x - Step 3: Cross multiply
1,924,285,424.68x = 2,655,513,886.30 × 1,044,219,128.68 - Step 4: Simplify right side
1,924,285,424.68x = 2,772,938,396,556,515,840 - Step 5: Solve for x
x = 2,772,938,396,556,515,840/1,924,285,424.68 - Step 6: Final answer
x = 1,441,022,397.71
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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.