Home / 888,996,935.90-1,333,495,403.85-839,112,340.70

Finding the Fourth Proportional to 888,996,935.90, 1,333,495,403.85 and 839,112,340.70

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Solution

The fourth proportional to 888,996,935.90, 1,333,495,403.85 and 839,112,340.70 is: 1,258,668,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,996,935.90 : 1,333,495,403.85 = 839,112,340.70 : x
  2. Step 2: Convert to fraction form
    888,996,935.90/1,333,495,403.85 = 839,112,340.70/x
  3. Step 3: Cross multiply
    888,996,935.90x = 1,333,495,403.85 × 839,112,340.70
  4. Step 4: Simplify right side
    888,996,935.90x = 1,118,952,449,637,265,280
  5. Step 5: Solve for x
    x = 1,118,952,449,637,265,280/888,996,935.90
  6. Step 6: Final answer
    x = 1,258,668,511.05

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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.