Finding the Fourth Proportional to 749,818,947.24, 1,034,671,373.06 and 415,282,706.19
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Solution
The fourth proportional to 749,818,947.24, 1,034,671,373.06 and 415,282,706.19 is: 573,046,505.96
Step by Step Solution
- Step 1: Write the proportion equation
749,818,947.24 : 1,034,671,373.06 = 415,282,706.19 : x - Step 2: Convert to fraction form
749,818,947.24/1,034,671,373.06 = 415,282,706.19/x - Step 3: Cross multiply
749,818,947.24x = 1,034,671,373.06 × 415,282,706.19 - Step 4: Simplify right side
749,818,947.24x = 429,681,127,819,603,392 - Step 5: Solve for x
x = 429,681,127,819,603,392/749,818,947.24 - Step 6: Final answer
x = 573,046,505.96
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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.