Home / 4,914,445,589.40-7,371,668,384.10-1,808,385,520.80

Finding the Fourth Proportional to 4,914,445,589.40, 7,371,668,384.10 and 1,808,385,520.80

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Solution

The fourth proportional to 4,914,445,589.40, 7,371,668,384.10 and 1,808,385,520.80 is: 2,712,578,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,445,589.40 : 7,371,668,384.10 = 1,808,385,520.80 : x
  2. Step 2: Convert to fraction form
    4,914,445,589.40/7,371,668,384.10 = 1,808,385,520.80/x
  3. Step 3: Cross multiply
    4,914,445,589.40x = 7,371,668,384.10 × 1,808,385,520.80
  4. Step 4: Simplify right side
    4,914,445,589.40x = 13,330,818,369,945,573,376
  5. Step 5: Solve for x
    x = 13,330,818,369,945,573,376/4,914,445,589.40
  6. Step 6: Final answer
    x = 2,712,578,281.20

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1.5x scale

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.