Home / 315,577,821.60-473,366,732.40-303,484,586.40

Finding the Fourth Proportional to 315,577,821.60, 473,366,732.40 and 303,484,586.40

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Solution

The fourth proportional to 315,577,821.60, 473,366,732.40 and 303,484,586.40 is: 455,226,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,577,821.60 : 473,366,732.40 = 303,484,586.40 : x
  2. Step 2: Convert to fraction form
    315,577,821.60/473,366,732.40 = 303,484,586.40/x
  3. Step 3: Cross multiply
    315,577,821.60x = 473,366,732.40 × 303,484,586.40
  4. Step 4: Simplify right side
    315,577,821.60x = 143,659,506,997,933,456
  5. Step 5: Solve for x
    x = 143,659,506,997,933,456/315,577,821.60
  6. Step 6: Final answer
    x = 455,226,879.60

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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.