Finding the Fourth Proportional to 1,588,029,848.61, 2,381,539,401.84 and 524,254,627.99
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Solution
The fourth proportional to 1,588,029,848.61, 2,381,539,401.84 and 524,254,627.99 is: 786,215,104.36
Step by Step Solution
- Step 1: Write the proportion equation
1,588,029,848.61 : 2,381,539,401.84 = 524,254,627.99 : x - Step 2: Convert to fraction form
1,588,029,848.61/2,381,539,401.84 = 524,254,627.99/x - Step 3: Cross multiply
1,588,029,848.61x = 2,381,539,401.84 × 524,254,627.99 - Step 4: Simplify right side
1,588,029,848.61x = 1,248,533,053,155,156,480 - Step 5: Solve for x
x = 1,248,533,053,155,156,480/1,588,029,848.61 - Step 6: Final answer
x = 786,215,104.36
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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.