Home / 1,362,615,851.52-1,880,408,027.52-775,904,987.52

Finding the Fourth Proportional to 1,362,615,851.52, 1,880,408,027.52 and 775,904,987.52

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Solution

The fourth proportional to 1,362,615,851.52, 1,880,408,027.52 and 775,904,987.52 is: 1,070,747,830.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,615,851.52 : 1,880,408,027.52 = 775,904,987.52 : x
  2. Step 2: Convert to fraction form
    1,362,615,851.52/1,880,408,027.52 = 775,904,987.52/x
  3. Step 3: Cross multiply
    1,362,615,851.52x = 1,880,408,027.52 × 775,904,987.52
  4. Step 4: Simplify right side
    1,362,615,851.52x = 1,459,017,967,125,413,376
  5. Step 5: Solve for x
    x = 1,459,017,967,125,413,376/1,362,615,851.52
  6. Step 6: Final answer
    x = 1,070,747,830.72

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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.