Home / 1,166,536,643,730.50-1,609,785,620,233.10-645,713,410,412.70

Finding the Fourth Proportional to 1,166,536,643,730.50, 1,609,785,620,233.10 and 645,713,410,412.70

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Solution

The fourth proportional to 1,166,536,643,730.50, 1,609,785,620,233.10 and 645,713,410,412.70 is: 891,065,161,527.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,536,643,730.50 : 1,609,785,620,233.10 = 645,713,410,412.70 : x
  2. Step 2: Convert to fraction form
    1,166,536,643,730.50/1,609,785,620,233.10 = 645,713,410,412.70/x
  3. Step 3: Cross multiply
    1,166,536,643,730.50x = 1,609,785,620,233.10 × 645,713,410,412.70
  4. Step 4: Simplify right side
    1,166,536,643,730.50x = 1,039,460,162,874,038,449,864,704
  5. Step 5: Solve for x
    x = 1,039,460,162,874,038,449,864,704/1,166,536,643,730.50
  6. Step 6: Final answer
    x = 891,065,161,527.99

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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.