Home / 473,365,346.40-710,048,019.60-266,741,085.60

Finding the Fourth Proportional to 473,365,346.40, 710,048,019.60 and 266,741,085.60

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Solution

The fourth proportional to 473,365,346.40, 710,048,019.60 and 266,741,085.60 is: 400,111,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,365,346.40 : 710,048,019.60 = 266,741,085.60 : x
  2. Step 2: Convert to fraction form
    473,365,346.40/710,048,019.60 = 266,741,085.60/x
  3. Step 3: Cross multiply
    473,365,346.40x = 710,048,019.60 × 266,741,085.60
  4. Step 4: Simplify right side
    473,365,346.40x = 189,398,979,576,234,080
  5. Step 5: Solve for x
    x = 189,398,979,576,234,080/473,365,346.40
  6. Step 6: Final answer
    x = 400,111,628.40

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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.