Home / 1,128,030,771,500.10-1,692,143,625,977.50-311,203,518,297.71

Finding the Fourth Proportional to 1,128,030,771,500.10, 1,692,143,625,977.50 and 311,203,518,297.71

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Solution

The fourth proportional to 1,128,030,771,500.10, 1,692,143,625,977.50 and 311,203,518,297.71 is: 466,832,167,325.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,030,771,500.10 : 1,692,143,625,977.50 = 311,203,518,297.71 : x
  2. Step 2: Convert to fraction form
    1,128,030,771,500.10/1,692,143,625,977.50 = 311,203,518,297.71/x
  3. Step 3: Cross multiply
    1,128,030,771,500.10x = 1,692,143,625,977.50 × 311,203,518,297.71
  4. Step 4: Simplify right side
    1,128,030,771,500.10x = 526,601,049,869,242,316,357,632
  5. Step 5: Solve for x
    x = 526,601,049,869,242,316,357,632/1,128,030,771,500.10
  6. Step 6: Final answer
    x = 466,832,167,325.50

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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.