Home / 7,621,826,854.52-10,518,404,920.24-4,570,499,919.81

Finding the Fourth Proportional to 7,621,826,854.52, 10,518,404,920.24 and 4,570,499,919.81

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Solution

The fourth proportional to 7,621,826,854.52, 10,518,404,920.24 and 4,570,499,919.81 is: 6,307,460,109.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621,826,854.52 : 10,518,404,920.24 = 4,570,499,919.81 : x
  2. Step 2: Convert to fraction form
    7,621,826,854.52/10,518,404,920.24 = 4,570,499,919.81/x
  3. Step 3: Cross multiply
    7,621,826,854.52x = 10,518,404,920.24 × 4,570,499,919.81
  4. Step 4: Simplify right side
    7,621,826,854.52x = 48,074,368,844,486,033,408
  5. Step 5: Solve for x
    x = 48,074,368,844,486,033,408/7,621,826,854.52
  6. Step 6: Final answer
    x = 6,307,460,109.25

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Double scale
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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.