Home / 13,247,598,585.58-18,281,742,885.54-7,226,235,211.36

Finding the Fourth Proportional to 13,247,598,585.58, 18,281,742,885.54 and 7,226,235,211.36

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Solution

The fourth proportional to 13,247,598,585.58, 18,281,742,885.54 and 7,226,235,211.36 is: 9,972,235,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,598,585.58 : 18,281,742,885.54 = 7,226,235,211.36 : x
  2. Step 2: Convert to fraction form
    13,247,598,585.58/18,281,742,885.54 = 7,226,235,211.36/x
  3. Step 3: Cross multiply
    13,247,598,585.58x = 18,281,742,885.54 × 7,226,235,211.36
  4. Step 4: Simplify right side
    13,247,598,585.58x = 132,108,174,164,519,321,600
  5. Step 5: Solve for x
    x = 132,108,174,164,519,321,600/13,247,598,585.58
  6. Step 6: Final answer
    x = 9,972,235,595.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.