Home / 12,265,655,368.20-18,398,483,052.30-5,281,812,040.20

Finding the Fourth Proportional to 12,265,655,368.20, 18,398,483,052.30 and 5,281,812,040.20

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Solution

The fourth proportional to 12,265,655,368.20, 18,398,483,052.30 and 5,281,812,040.20 is: 7,922,718,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265,655,368.20 : 18,398,483,052.30 = 5,281,812,040.20 : x
  2. Step 2: Convert to fraction form
    12,265,655,368.20/18,398,483,052.30 = 5,281,812,040.20/x
  3. Step 3: Cross multiply
    12,265,655,368.20x = 18,398,483,052.30 × 5,281,812,040.20
  4. Step 4: Simplify right side
    12,265,655,368.20x = 97,177,329,307,053,785,088
  5. Step 5: Solve for x
    x = 97,177,329,307,053,785,088/12,265,655,368.20
  6. Step 6: Final answer
    x = 7,922,718,060.30

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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.