Home / 12,934,657,613.60-19,401,986,420.40-7,057,345,306.40

Finding the Fourth Proportional to 12,934,657,613.60, 19,401,986,420.40 and 7,057,345,306.40

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Solution

The fourth proportional to 12,934,657,613.60, 19,401,986,420.40 and 7,057,345,306.40 is: 10,586,017,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,657,613.60 : 19,401,986,420.40 = 7,057,345,306.40 : x
  2. Step 2: Convert to fraction form
    12,934,657,613.60/19,401,986,420.40 = 7,057,345,306.40/x
  3. Step 3: Cross multiply
    12,934,657,613.60x = 19,401,986,420.40 × 7,057,345,306.40
  4. Step 4: Simplify right side
    12,934,657,613.60x = 136,926,517,798,846,480,384
  5. Step 5: Solve for x
    x = 136,926,517,798,846,480,384/12,934,657,613.60
  6. Step 6: Final answer
    x = 10,586,017,959.60

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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.