Home / 1,623,854,680.21-2,240,920,390.98-881,298,742.96

Finding the Fourth Proportional to 1,623,854,680.21, 2,240,920,390.98 and 881,298,742.96

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Solution

The fourth proportional to 1,623,854,680.21, 2,240,920,390.98 and 881,298,742.96 is: 1,216,192,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,854,680.21 : 2,240,920,390.98 = 881,298,742.96 : x
  2. Step 2: Convert to fraction form
    1,623,854,680.21/2,240,920,390.98 = 881,298,742.96/x
  3. Step 3: Cross multiply
    1,623,854,680.21x = 2,240,920,390.98 × 881,298,742.96
  4. Step 4: Simplify right side
    1,623,854,680.21x = 1,974,920,323,644,105,728
  5. Step 5: Solve for x
    x = 1,974,920,323,644,105,728/1,623,854,680.21
  6. Step 6: Final answer
    x = 1,216,192,771.26

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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.