Home / 970,153,356.52-1,454,698,588.38-477,783,896.68

Finding the Fourth Proportional to 970,153,356.52, 1,454,698,588.38 and 477,783,896.68

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Solution

The fourth proportional to 970,153,356.52, 1,454,698,588.38 and 477,783,896.68 is: 716,414,116.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,153,356.52 : 1,454,698,588.38 = 477,783,896.68 : x
  2. Step 2: Convert to fraction form
    970,153,356.52/1,454,698,588.38 = 477,783,896.68/x
  3. Step 3: Cross multiply
    970,153,356.52x = 1,454,698,588.38 × 477,783,896.68
  4. Step 4: Simplify right side
    970,153,356.52x = 695,031,560,051,091,840
  5. Step 5: Solve for x
    x = 695,031,560,051,091,840/970,153,356.52
  6. Step 6: Final answer
    x = 716,414,116.78

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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.