Home / 1,115,472,913.60-1,673,209,370.40-503,252,881.60

Finding the Fourth Proportional to 1,115,472,913.60, 1,673,209,370.40 and 503,252,881.60

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Solution

The fourth proportional to 1,115,472,913.60, 1,673,209,370.40 and 503,252,881.60 is: 754,879,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,472,913.60 : 1,673,209,370.40 = 503,252,881.60 : x
  2. Step 2: Convert to fraction form
    1,115,472,913.60/1,673,209,370.40 = 503,252,881.60/x
  3. Step 3: Cross multiply
    1,115,472,913.60x = 1,673,209,370.40 × 503,252,881.60
  4. Step 4: Simplify right side
    1,115,472,913.60x = 842,047,437,173,921,792
  5. Step 5: Solve for x
    x = 842,047,437,173,921,792/1,115,472,913.60
  6. Step 6: Final answer
    x = 754,879,322.40

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Double scale
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Similar ratio
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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.