Home / 634,612,800.60-951,919,200.90-525,561,107.40

Finding the Fourth Proportional to 634,612,800.60, 951,919,200.90 and 525,561,107.40

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Solution

The fourth proportional to 634,612,800.60, 951,919,200.90 and 525,561,107.40 is: 788,341,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,612,800.60 : 951,919,200.90 = 525,561,107.40 : x
  2. Step 2: Convert to fraction form
    634,612,800.60/951,919,200.90 = 525,561,107.40/x
  3. Step 3: Cross multiply
    634,612,800.60x = 951,919,200.90 × 525,561,107.40
  4. Step 4: Simplify right side
    634,612,800.60x = 500,291,709,380,327,040
  5. Step 5: Solve for x
    x = 500,291,709,380,327,040/634,612,800.60
  6. Step 6: Final answer
    x = 788,341,661.10

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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.