Home / 953,628,738.53-1,316,116,743.73-530,284,609.40

Finding the Fourth Proportional to 953,628,738.53, 1,316,116,743.73 and 530,284,609.40

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Solution

The fourth proportional to 953,628,738.53, 1,316,116,743.73 and 530,284,609.40 is: 731,853,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,628,738.53 : 1,316,116,743.73 = 530,284,609.40 : x
  2. Step 2: Convert to fraction form
    953,628,738.53/1,316,116,743.73 = 530,284,609.40/x
  3. Step 3: Cross multiply
    953,628,738.53x = 1,316,116,743.73 × 530,284,609.40
  4. Step 4: Simplify right side
    953,628,738.53x = 697,916,453,365,756,672
  5. Step 5: Solve for x
    x = 697,916,453,365,756,672/953,628,738.53
  6. Step 6: Final answer
    x = 731,853,419.65

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1.5x scale

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.