Home / 82,820,882,655.40-124,231,323,983.10-69,596,929,964.20

Finding the Fourth Proportional to 82,820,882,655.40, 124,231,323,983.10 and 69,596,929,964.20

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Solution

The fourth proportional to 82,820,882,655.40, 124,231,323,983.10 and 69,596,929,964.20 is: 104,395,394,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,820,882,655.40 : 124,231,323,983.10 = 69,596,929,964.20 : x
  2. Step 2: Convert to fraction form
    82,820,882,655.40/124,231,323,983.10 = 69,596,929,964.20/x
  3. Step 3: Cross multiply
    82,820,882,655.40x = 124,231,323,983.10 × 69,596,929,964.20
  4. Step 4: Simplify right side
    82,820,882,655.40x = 8,646,118,754,611,650,101,248
  5. Step 5: Solve for x
    x = 8,646,118,754,611,650,101,248/82,820,882,655.40
  6. Step 6: Final answer
    x = 104,395,394,946.30

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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.