Home / 1,683,281,875.12-2,323,000,727.10-940,725,916

Finding the Fourth Proportional to 1,683,281,875.12, 2,323,000,727.10 and 940,725,916

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Solution

The fourth proportional to 1,683,281,875.12, 2,323,000,727.10 and 940,725,916 is: 1,298,241,856.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,281,875.12 : 2,323,000,727.10 = 940,725,916 : x
  2. Step 2: Convert to fraction form
    1,683,281,875.12/2,323,000,727.10 = 940,725,916/x
  3. Step 3: Cross multiply
    1,683,281,875.12x = 2,323,000,727.10 × 940,725,916
  4. Step 4: Simplify right side
    1,683,281,875.12x = 2,185,306,986,869,813,504
  5. Step 5: Solve for x
    x = 2,185,306,986,869,813,504/1,683,281,875.12
  6. Step 6: Final answer
    x = 1,298,241,856.68

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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.