Home / 5,249,347,865.40-7,874,021,798.10-4,850,271,103.80

Finding the Fourth Proportional to 5,249,347,865.40, 7,874,021,798.10 and 4,850,271,103.80

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Solution

The fourth proportional to 5,249,347,865.40, 7,874,021,798.10 and 4,850,271,103.80 is: 7,275,406,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,347,865.40 : 7,874,021,798.10 = 4,850,271,103.80 : x
  2. Step 2: Convert to fraction form
    5,249,347,865.40/7,874,021,798.10 = 4,850,271,103.80/x
  3. Step 3: Cross multiply
    5,249,347,865.40x = 7,874,021,798.10 × 4,850,271,103.80
  4. Step 4: Simplify right side
    5,249,347,865.40x = 38,191,140,398,015,750,144
  5. Step 5: Solve for x
    x = 38,191,140,398,015,750,144/5,249,347,865.40
  6. Step 6: Final answer
    x = 7,275,406,655.70

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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.