Home / 74,307,065.40-111,460,598.10-31,207,200.30

Finding the Fourth Proportional to 74,307,065.40, 111,460,598.10 and 31,207,200.30

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Solution

The fourth proportional to 74,307,065.40, 111,460,598.10 and 31,207,200.30 is: 46,810,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,307,065.40 : 111,460,598.10 = 31,207,200.30 : x
  2. Step 2: Convert to fraction form
    74,307,065.40/111,460,598.10 = 31,207,200.30/x
  3. Step 3: Cross multiply
    74,307,065.40x = 111,460,598.10 × 31,207,200.30
  4. Step 4: Simplify right side
    74,307,065.40x = 3,478,373,210,464,499.50
  5. Step 5: Solve for x
    x = 3,478,373,210,464,499.50/74,307,065.40
  6. Step 6: Final answer
    x = 46,810,800.45

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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.