Home / 199,588,205.70-299,382,308.55-134,964,980.10

Finding the Fourth Proportional to 199,588,205.70, 299,382,308.55 and 134,964,980.10

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Solution

The fourth proportional to 199,588,205.70, 299,382,308.55 and 134,964,980.10 is: 202,447,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,588,205.70 : 299,382,308.55 = 134,964,980.10 : x
  2. Step 2: Convert to fraction form
    199,588,205.70/299,382,308.55 = 134,964,980.10/x
  3. Step 3: Cross multiply
    199,588,205.70x = 299,382,308.55 × 134,964,980.10
  4. Step 4: Simplify right side
    199,588,205.70x = 40,406,127,315,742,808
  5. Step 5: Solve for x
    x = 40,406,127,315,742,808/199,588,205.70
  6. Step 6: Final answer
    x = 202,447,470.15

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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.