Finding the Fourth Proportional to 180,548,759.84, 249,153,729.90 and 106,217,353.76
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Solution
The fourth proportional to 180,548,759.84, 249,153,729.90 and 106,217,353.76 is: 146,577,854.61
Step by Step Solution
- Step 1: Write the proportion equation
180,548,759.84 : 249,153,729.90 = 106,217,353.76 : x - Step 2: Convert to fraction form
180,548,759.84/249,153,729.90 = 106,217,353.76/x - Step 3: Cross multiply
180,548,759.84x = 249,153,729.90 × 106,217,353.76 - Step 4: Simplify right side
180,548,759.84x = 26,464,449,869,636,360 - Step 5: Solve for x
x = 26,464,449,869,636,360/180,548,759.84 - Step 6: Final answer
x = 146,577,854.61
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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.