Home / 974,309,618.40-1,461,464,427.60-247,298,330.40

Finding the Fourth Proportional to 974,309,618.40, 1,461,464,427.60 and 247,298,330.40

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Solution

The fourth proportional to 974,309,618.40, 1,461,464,427.60 and 247,298,330.40 is: 370,947,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,309,618.40 : 1,461,464,427.60 = 247,298,330.40 : x
  2. Step 2: Convert to fraction form
    974,309,618.40/1,461,464,427.60 = 247,298,330.40/x
  3. Step 3: Cross multiply
    974,309,618.40x = 1,461,464,427.60 × 247,298,330.40
  4. Step 4: Simplify right side
    974,309,618.40x = 361,417,712,884,471,680
  5. Step 5: Solve for x
    x = 361,417,712,884,471,680/974,309,618.40
  6. Step 6: Final answer
    x = 370,947,495.60

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Double scale
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Similar ratio
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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.