Home / 1,973,793,729.60-2,960,690,594.40-1,663,857,338.40

Finding the Fourth Proportional to 1,973,793,729.60, 2,960,690,594.40 and 1,663,857,338.40

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Solution

The fourth proportional to 1,973,793,729.60, 2,960,690,594.40 and 1,663,857,338.40 is: 2,495,786,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,793,729.60 : 2,960,690,594.40 = 1,663,857,338.40 : x
  2. Step 2: Convert to fraction form
    1,973,793,729.60/2,960,690,594.40 = 1,663,857,338.40/x
  3. Step 3: Cross multiply
    1,973,793,729.60x = 2,960,690,594.40 × 1,663,857,338.40
  4. Step 4: Simplify right side
    1,973,793,729.60x = 4,926,166,772,224,297,984
  5. Step 5: Solve for x
    x = 4,926,166,772,224,297,984/1,973,793,729.60
  6. Step 6: Final answer
    x = 2,495,786,007.60

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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.