Finding the Fourth Proportional to 473,271,224.17, 709,885,536.90 and 317,890,498.81
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Solution
The fourth proportional to 473,271,224.17, 709,885,536.90 and 317,890,498.81 is: 476,821,441.70
Step by Step Solution
- Step 1: Write the proportion equation
473,271,224.17 : 709,885,536.90 = 317,890,498.81 : x - Step 2: Convert to fraction form
473,271,224.17/709,885,536.90 = 317,890,498.81/x - Step 3: Cross multiply
473,271,224.17x = 709,885,536.90 × 317,890,498.81 - Step 4: Simplify right side
473,271,224.17x = 225,665,867,423,145,664 - Step 5: Solve for x
x = 225,665,867,423,145,664/473,271,224.17 - Step 6: Final answer
x = 476,821,441.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.