Home / 210,336,312.60-315,504,468.90-119,637,048.60

Finding the Fourth Proportional to 210,336,312.60, 315,504,468.90 and 119,637,048.60

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Solution

The fourth proportional to 210,336,312.60, 315,504,468.90 and 119,637,048.60 is: 179,455,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,336,312.60 : 315,504,468.90 = 119,637,048.60 : x
  2. Step 2: Convert to fraction form
    210,336,312.60/315,504,468.90 = 119,637,048.60/x
  3. Step 3: Cross multiply
    210,336,312.60x = 315,504,468.90 × 119,637,048.60
  4. Step 4: Simplify right side
    210,336,312.60x = 37,746,023,479,306,480
  5. Step 5: Solve for x
    x = 37,746,023,479,306,480/210,336,312.60
  6. Step 6: Final answer
    x = 179,455,572.90

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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.