Home / 10,442,245,430.40-15,663,368,145.60-3,549,101,366.40

Finding the Fourth Proportional to 10,442,245,430.40, 15,663,368,145.60 and 3,549,101,366.40

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Solution

The fourth proportional to 10,442,245,430.40, 15,663,368,145.60 and 3,549,101,366.40 is: 5,323,652,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,245,430.40 : 15,663,368,145.60 = 3,549,101,366.40 : x
  2. Step 2: Convert to fraction form
    10,442,245,430.40/15,663,368,145.60 = 3,549,101,366.40/x
  3. Step 3: Cross multiply
    10,442,245,430.40x = 15,663,368,145.60 × 3,549,101,366.40
  4. Step 4: Simplify right side
    10,442,245,430.40x = 55,590,881,287,975,198,720
  5. Step 5: Solve for x
    x = 55,590,881,287,975,198,720/10,442,245,430.40
  6. Step 6: Final answer
    x = 5,323,652,049.60

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Double scale
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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.