Finding the Fourth Proportional to 1,478,435,126.04, 2,039,914,299.30 and 875,306,267.46
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Solution
The fourth proportional to 1,478,435,126.04, 2,039,914,299.30 and 875,306,267.46 is: 1,207,729,537.68
Step by Step Solution
- Step 1: Write the proportion equation
1,478,435,126.04 : 2,039,914,299.30 = 875,306,267.46 : x - Step 2: Convert to fraction form
1,478,435,126.04/2,039,914,299.30 = 875,306,267.46/x - Step 3: Cross multiply
1,478,435,126.04x = 2,039,914,299.30 × 875,306,267.46 - Step 4: Simplify right side
1,478,435,126.04x = 1,785,549,771,258,564,352 - Step 5: Solve for x
x = 1,785,549,771,258,564,352/1,478,435,126.04 - Step 6: Final answer
x = 1,207,729,537.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.