Home / 472,396,101.60-708,594,152.40-144,869,013.30

Finding the Fourth Proportional to 472,396,101.60, 708,594,152.40 and 144,869,013.30

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Solution

The fourth proportional to 472,396,101.60, 708,594,152.40 and 144,869,013.30 is: 217,303,519.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,101.60 : 708,594,152.40 = 144,869,013.30 : x
  2. Step 2: Convert to fraction form
    472,396,101.60/708,594,152.40 = 144,869,013.30/x
  3. Step 3: Cross multiply
    472,396,101.60x = 708,594,152.40 × 144,869,013.30
  4. Step 4: Simplify right side
    472,396,101.60x = 102,653,335,688,337,824
  5. Step 5: Solve for x
    x = 102,653,335,688,337,824/472,396,101.60
  6. Step 6: Final answer
    x = 217,303,519.95

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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.