Home / 1,545,814,679.60-2,133,175,653.96-840,948,603.68

Finding the Fourth Proportional to 1,545,814,679.60, 2,133,175,653.96 and 840,948,603.68

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Solution

The fourth proportional to 1,545,814,679.60, 2,133,175,653.96 and 840,948,603.68 is: 1,160,482,631.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,814,679.60 : 2,133,175,653.96 = 840,948,603.68 : x
  2. Step 2: Convert to fraction form
    1,545,814,679.60/2,133,175,653.96 = 840,948,603.68/x
  3. Step 3: Cross multiply
    1,545,814,679.60x = 2,133,175,653.96 × 840,948,603.68
  4. Step 4: Simplify right side
    1,545,814,679.60x = 1,793,891,087,601,832,704
  5. Step 5: Solve for x
    x = 1,793,891,087,601,832,704/1,545,814,679.60
  6. Step 6: Final answer
    x = 1,160,482,631.76

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1.5x scale

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.