Home / 5,176,272,068.60-7,764,408,102.90-4,257,186,193.40

Finding the Fourth Proportional to 5,176,272,068.60, 7,764,408,102.90 and 4,257,186,193.40

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Solution

The fourth proportional to 5,176,272,068.60, 7,764,408,102.90 and 4,257,186,193.40 is: 6,385,779,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,272,068.60 : 7,764,408,102.90 = 4,257,186,193.40 : x
  2. Step 2: Convert to fraction form
    5,176,272,068.60/7,764,408,102.90 = 4,257,186,193.40/x
  3. Step 3: Cross multiply
    5,176,272,068.60x = 7,764,408,102.90 × 4,257,186,193.40
  4. Step 4: Simplify right side
    5,176,272,068.60x = 33,054,530,975,588,966,400
  5. Step 5: Solve for x
    x = 33,054,530,975,588,966,400/5,176,272,068.60
  6. Step 6: Final answer
    x = 6,385,779,290.10

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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.