Home / 2,785,196,051,713.40-4,179,702,435,189.60-972,071,667,572.90

Finding the Fourth Proportional to 2,785,196,051,713.40, 4,179,702,435,189.60 and 972,071,667,572.90

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Solution

The fourth proportional to 2,785,196,051,713.40, 4,179,702,435,189.60 and 972,071,667,572.90 is: 1,458,773,544,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,196,051,713.40 : 4,179,702,435,189.60 = 972,071,667,572.90 : x
  2. Step 2: Convert to fraction form
    2,785,196,051,713.40/4,179,702,435,189.60 = 972,071,667,572.90/x
  3. Step 3: Cross multiply
    2,785,196,051,713.40x = 4,179,702,435,189.60 × 972,071,667,572.90
  4. Step 4: Simplify right side
    2,785,196,051,713.40x = 4,062,970,316,133,265,508,925,440
  5. Step 5: Solve for x
    x = 4,062,970,316,133,265,508,925,440/2,785,196,051,713.40
  6. Step 6: Final answer
    x = 1,458,773,544,373.58

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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.