Home / 888,996,984.40-1,333,495,476.60-839,112,389.20

Finding the Fourth Proportional to 888,996,984.40, 1,333,495,476.60 and 839,112,389.20

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Solution

The fourth proportional to 888,996,984.40, 1,333,495,476.60 and 839,112,389.20 is: 1,258,668,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,996,984.40 : 1,333,495,476.60 = 839,112,389.20 : x
  2. Step 2: Convert to fraction form
    888,996,984.40/1,333,495,476.60 = 839,112,389.20/x
  3. Step 3: Cross multiply
    888,996,984.40x = 1,333,495,476.60 × 839,112,389.20
  4. Step 4: Simplify right side
    888,996,984.40x = 1,118,952,575,357,218,688
  5. Step 5: Solve for x
    x = 1,118,952,575,357,218,688/888,996,984.40
  6. Step 6: Final answer
    x = 1,258,668,583.80

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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.