Home / 1,383,191,634.90-1,908,798,749.55-748,112,835.90

Finding the Fourth Proportional to 1,383,191,634.90, 1,908,798,749.55 and 748,112,835.90

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Solution

The fourth proportional to 1,383,191,634.90, 1,908,798,749.55 and 748,112,835.90 is: 1,032,392,627.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,191,634.90 : 1,908,798,749.55 = 748,112,835.90 : x
  2. Step 2: Convert to fraction form
    1,383,191,634.90/1,908,798,749.55 = 748,112,835.90/x
  3. Step 3: Cross multiply
    1,383,191,634.90x = 1,908,798,749.55 × 748,112,835.90
  4. Step 4: Simplify right side
    1,383,191,634.90x = 1,427,996,845,688,224,256
  5. Step 5: Solve for x
    x = 1,427,996,845,688,224,256/1,383,191,634.90
  6. Step 6: Final answer
    x = 1,032,392,627.06

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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.