Home / 945,606,614.70-1,417,215,528.45-459,886,550.70

Finding the Fourth Proportional to 945,606,614.70, 1,417,215,528.45 and 459,886,550.70

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Solution

The fourth proportional to 945,606,614.70, 1,417,215,528.45 and 459,886,550.70 is: 689,248,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,606,614.70 : 1,417,215,528.45 = 459,886,550.70 : x
  2. Step 2: Convert to fraction form
    945,606,614.70/1,417,215,528.45 = 459,886,550.70/x
  3. Step 3: Cross multiply
    945,606,614.70x = 1,417,215,528.45 × 459,886,550.70
  4. Step 4: Simplify right side
    945,606,614.70x = 651,758,360,977,348,224
  5. Step 5: Solve for x
    x = 651,758,360,977,348,224/945,606,614.70
  6. Step 6: Final answer
    x = 689,248,944.38

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1.5x scale

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.