Home / 850,745,867.40-1,276,118,801.10-560,004,337.80

Finding the Fourth Proportional to 850,745,867.40, 1,276,118,801.10 and 560,004,337.80

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Solution

The fourth proportional to 850,745,867.40, 1,276,118,801.10 and 560,004,337.80 is: 840,006,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,745,867.40 : 1,276,118,801.10 = 560,004,337.80 : x
  2. Step 2: Convert to fraction form
    850,745,867.40/1,276,118,801.10 = 560,004,337.80/x
  3. Step 3: Cross multiply
    850,745,867.40x = 1,276,118,801.10 × 560,004,337.80
  4. Step 4: Simplify right side
    850,745,867.40x = 714,632,064,164,135,296
  5. Step 5: Solve for x
    x = 714,632,064,164,135,296/850,745,867.40
  6. Step 6: Final answer
    x = 840,006,506.70

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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.