Home / 854,617,205.40-1,281,925,808.10-797,286,312.60

Finding the Fourth Proportional to 854,617,205.40, 1,281,925,808.10 and 797,286,312.60

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Solution

The fourth proportional to 854,617,205.40, 1,281,925,808.10 and 797,286,312.60 is: 1,195,929,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,617,205.40 : 1,281,925,808.10 = 797,286,312.60 : x
  2. Step 2: Convert to fraction form
    854,617,205.40/1,281,925,808.10 = 797,286,312.60/x
  3. Step 3: Cross multiply
    854,617,205.40x = 1,281,925,808.10 × 797,286,312.60
  4. Step 4: Simplify right side
    854,617,205.40x = 1,022,061,900,566,824,192
  5. Step 5: Solve for x
    x = 1,022,061,900,566,824,192/854,617,205.40
  6. Step 6: Final answer
    x = 1,195,929,468.90

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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.