Finding the Fourth Proportional to 1,235,484,056.36, 1,859,905,430.82 and 1,125,526,404.08
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Solution
The fourth proportional to 1,235,484,056.36, 1,859,905,430.82 and 1,125,526,404.08 is: 1,694,374,492.90
Step by Step Solution
- Step 1: Write the proportion equation
1,235,484,056.36 : 1,859,905,430.82 = 1,125,526,404.08 : x - Step 2: Convert to fraction form
1,235,484,056.36/1,859,905,430.82 = 1,125,526,404.08/x - Step 3: Cross multiply
1,235,484,056.36x = 1,859,905,430.82 × 1,125,526,404.08 - Step 4: Simplify right side
1,235,484,056.36x = 2,093,372,671,479,697,664 - Step 5: Solve for x
x = 2,093,372,671,479,697,664/1,235,484,056.36 - Step 6: Final answer
x = 1,694,374,492.90
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.