Home / 84,470,483.16-126,724,387.08-30,616,395.48

Finding the Fourth Proportional to 84,470,483.16, 126,724,387.08 and 30,616,395.48

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Solution

The fourth proportional to 84,470,483.16, 126,724,387.08 and 30,616,395.48 is: 45,931,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,470,483.16 : 126,724,387.08 = 30,616,395.48 : x
  2. Step 2: Convert to fraction form
    84,470,483.16/126,724,387.08 = 30,616,395.48/x
  3. Step 3: Cross multiply
    84,470,483.16x = 126,724,387.08 × 30,616,395.48
  4. Step 4: Simplify right side
    84,470,483.16x = 3,879,843,951,801,882.50
  5. Step 5: Solve for x
    x = 3,879,843,951,801,882.50/84,470,483.16
  6. Step 6: Final answer
    x = 45,931,357.40

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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.