Home / 90,233,613,206.15-135,354,915,603.58-34,340,432,686.11

Finding the Fourth Proportional to 90,233,613,206.15, 135,354,915,603.58 and 34,340,432,686.11

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Solution

The fourth proportional to 90,233,613,206.15, 135,354,915,603.58 and 34,340,432,686.11 is: 51,512,360,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,233,613,206.15 : 135,354,915,603.58 = 34,340,432,686.11 : x
  2. Step 2: Convert to fraction form
    90,233,613,206.15/135,354,915,603.58 = 34,340,432,686.11/x
  3. Step 3: Cross multiply
    90,233,613,206.15x = 135,354,915,603.58 × 34,340,432,686.11
  4. Step 4: Simplify right side
    90,233,613,206.15x = 4,648,146,368,018,838,978,560
  5. Step 5: Solve for x
    x = 4,648,146,368,018,838,978,560/90,233,613,206.15
  6. Step 6: Final answer
    x = 51,512,360,004.91

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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.