Home / 670,570,332.63-925,417,532.25-373,231,619.13

Finding the Fourth Proportional to 670,570,332.63, 925,417,532.25 and 373,231,619.13

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Solution

The fourth proportional to 670,570,332.63, 925,417,532.25 and 373,231,619.13 is: 515,076,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,570,332.63 : 925,417,532.25 = 373,231,619.13 : x
  2. Step 2: Convert to fraction form
    670,570,332.63/925,417,532.25 = 373,231,619.13/x
  3. Step 3: Cross multiply
    670,570,332.63x = 925,417,532.25 × 373,231,619.13
  4. Step 4: Simplify right side
    670,570,332.63x = 345,395,083,932,956,480
  5. Step 5: Solve for x
    x = 345,395,083,932,956,480/670,570,332.63
  6. Step 6: Final answer
    x = 515,076,595.44

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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.