Finding the Fourth Proportional to 1,125,074,829.60, 1,687,254,490.40 and 1,051,627,488.24
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Solution
The fourth proportional to 1,125,074,829.60, 1,687,254,490.40 and 1,051,627,488.24 is: 1,577,106,833.32
Step by Step Solution
- Step 1: Write the proportion equation
1,125,074,829.60 : 1,687,254,490.40 = 1,051,627,488.24 : x - Step 2: Convert to fraction form
1,125,074,829.60/1,687,254,490.40 = 1,051,627,488.24/x - Step 3: Cross multiply
1,125,074,829.60x = 1,687,254,490.40 × 1,051,627,488.24 - Step 4: Simplify right side
1,125,074,829.60x = 1,774,363,201,761,013,248 - Step 5: Solve for x
x = 1,774,363,201,761,013,248/1,125,074,829.60 - Step 6: Final answer
x = 1,577,106,833.32
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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.