Home / 6,551,219,340.90-9,826,829,011.35-5,388,001,280.10

Finding the Fourth Proportional to 6,551,219,340.90, 9,826,829,011.35 and 5,388,001,280.10

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Solution

The fourth proportional to 6,551,219,340.90, 9,826,829,011.35 and 5,388,001,280.10 is: 8,082,001,920.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,219,340.90 : 9,826,829,011.35 = 5,388,001,280.10 : x
  2. Step 2: Convert to fraction form
    6,551,219,340.90/9,826,829,011.35 = 5,388,001,280.10/x
  3. Step 3: Cross multiply
    6,551,219,340.90x = 9,826,829,011.35 × 5,388,001,280.10
  4. Step 4: Simplify right side
    6,551,219,340.90x = 52,946,967,292,477,620,224
  5. Step 5: Solve for x
    x = 52,946,967,292,477,620,224/6,551,219,340.90
  6. Step 6: Final answer
    x = 8,082,001,920.15

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Double scale
Find fourth proportional to 6,551,219,341.90, 9,826,829,012.85 and 5,388,001,281.10
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.