Home / 446,830,421.40-670,245,632.10-123,714,293.40

Finding the Fourth Proportional to 446,830,421.40, 670,245,632.10 and 123,714,293.40

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Solution

The fourth proportional to 446,830,421.40, 670,245,632.10 and 123,714,293.40 is: 185,571,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,830,421.40 : 670,245,632.10 = 123,714,293.40 : x
  2. Step 2: Convert to fraction form
    446,830,421.40/670,245,632.10 = 123,714,293.40/x
  3. Step 3: Cross multiply
    446,830,421.40x = 670,245,632.10 × 123,714,293.40
  4. Step 4: Simplify right side
    446,830,421.40x = 82,918,964,779,687,872
  5. Step 5: Solve for x
    x = 82,918,964,779,687,872/446,830,421.40
  6. Step 6: Final answer
    x = 185,571,440.10

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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.