Home / 770,615,541.07-1,063,450,134.08-418,191,535.15

Finding the Fourth Proportional to 770,615,541.07, 1,063,450,134.08 and 418,191,535.15

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Solution

The fourth proportional to 770,615,541.07, 1,063,450,134.08 and 418,191,535.15 is: 577,104,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,615,541.07 : 1,063,450,134.08 = 418,191,535.15 : x
  2. Step 2: Convert to fraction form
    770,615,541.07/1,063,450,134.08 = 418,191,535.15/x
  3. Step 3: Cross multiply
    770,615,541.07x = 1,063,450,134.08 × 418,191,535.15
  4. Step 4: Simplify right side
    770,615,541.07x = 444,725,844,126,388,544
  5. Step 5: Solve for x
    x = 444,725,844,126,388,544/770,615,541.07
  6. Step 6: Final answer
    x = 577,104,691.54

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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.