Home / 12,778,332,292.44-17,635,011,072.58-7,062,493,757.40

Finding the Fourth Proportional to 12,778,332,292.44, 17,635,011,072.58 and 7,062,493,757.40

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Solution

The fourth proportional to 12,778,332,292.44, 17,635,011,072.58 and 7,062,493,757.40 is: 9,746,745,722.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,778,332,292.44 : 17,635,011,072.58 = 7,062,493,757.40 : x
  2. Step 2: Convert to fraction form
    12,778,332,292.44/17,635,011,072.58 = 7,062,493,757.40/x
  3. Step 3: Cross multiply
    12,778,332,292.44x = 17,635,011,072.58 × 7,062,493,757.40
  4. Step 4: Simplify right side
    12,778,332,292.44x = 124,547,155,611,776,139,264
  5. Step 5: Solve for x
    x = 124,547,155,611,776,139,264/12,778,332,292.44
  6. Step 6: Final answer
    x = 9,746,745,722.48

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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.