Finding the Fourth Proportional to 610,854,824.44, 916,564,035.40 and 278,963,577.94
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Solution
The fourth proportional to 610,854,824.44, 916,564,035.40 and 278,963,577.94 is: 418,574,058.02
Step by Step Solution
- Step 1: Write the proportion equation
610,854,824.44 : 916,564,035.40 = 278,963,577.94 : x - Step 2: Convert to fraction form
610,854,824.44/916,564,035.40 = 278,963,577.94/x - Step 3: Cross multiply
610,854,824.44x = 916,564,035.40 × 278,963,577.94 - Step 4: Simplify right side
610,854,824.44x = 255,687,982,725,828,992 - Step 5: Solve for x
x = 255,687,982,725,828,992/610,854,824.44 - Step 6: Final answer
x = 418,574,058.02
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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.