Home / 970,224,047.20-1,455,336,070.80-387,670,232.80

Finding the Fourth Proportional to 970,224,047.20, 1,455,336,070.80 and 387,670,232.80

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Solution

The fourth proportional to 970,224,047.20, 1,455,336,070.80 and 387,670,232.80 is: 581,505,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,224,047.20 : 1,455,336,070.80 = 387,670,232.80 : x
  2. Step 2: Convert to fraction form
    970,224,047.20/1,455,336,070.80 = 387,670,232.80/x
  3. Step 3: Cross multiply
    970,224,047.20x = 1,455,336,070.80 × 387,670,232.80
  4. Step 4: Simplify right side
    970,224,047.20x = 564,190,473,369,273,280
  5. Step 5: Solve for x
    x = 564,190,473,369,273,280/970,224,047.20
  6. Step 6: Final answer
    x = 581,505,349.20

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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.