Home / 951,919,200.90-1,427,878,801.35-788,341,661.10

Finding the Fourth Proportional to 951,919,200.90, 1,427,878,801.35 and 788,341,661.10

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Solution

The fourth proportional to 951,919,200.90, 1,427,878,801.35 and 788,341,661.10 is: 1,182,512,491.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,919,200.90 : 1,427,878,801.35 = 788,341,661.10 : x
  2. Step 2: Convert to fraction form
    951,919,200.90/1,427,878,801.35 = 788,341,661.10/x
  3. Step 3: Cross multiply
    951,919,200.90x = 1,427,878,801.35 × 788,341,661.10
  4. Step 4: Simplify right side
    951,919,200.90x = 1,125,656,346,105,735,936
  5. Step 5: Solve for x
    x = 1,125,656,346,105,735,936/951,919,200.90
  6. Step 6: Final answer
    x = 1,182,512,491.65

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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.