Home / 7,353,868,639.50-10,136,483,646.75-4,974,138,729.90

Finding the Fourth Proportional to 7,353,868,639.50, 10,136,483,646.75 and 4,974,138,729.90

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Solution

The fourth proportional to 7,353,868,639.50, 10,136,483,646.75 and 4,974,138,729.90 is: 6,856,292,703.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353,868,639.50 : 10,136,483,646.75 = 4,974,138,729.90 : x
  2. Step 2: Convert to fraction form
    7,353,868,639.50/10,136,483,646.75 = 4,974,138,729.90/x
  3. Step 3: Cross multiply
    7,353,868,639.50x = 10,136,483,646.75 × 4,974,138,729.90
  4. Step 4: Simplify right side
    7,353,868,639.50x = 50,420,275,892,297,162,752
  5. Step 5: Solve for x
    x = 50,420,275,892,297,162,752/7,353,868,639.50
  6. Step 6: Final answer
    x = 6,856,292,703.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.