Home / 139,968,214.95-209,952,322.43-37,742,586.15

Finding the Fourth Proportional to 139,968,214.95, 209,952,322.43 and 37,742,586.15

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Solution

The fourth proportional to 139,968,214.95, 209,952,322.43 and 37,742,586.15 is: 56,613,879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,214.95 : 209,952,322.43 = 37,742,586.15 : x
  2. Step 2: Convert to fraction form
    139,968,214.95/209,952,322.43 = 37,742,586.15/x
  3. Step 3: Cross multiply
    139,968,214.95x = 209,952,322.43 × 37,742,586.15
  4. Step 4: Simplify right side
    139,968,214.95x = 7,924,143,616,518,140
  5. Step 5: Solve for x
    x = 7,924,143,616,518,140/139,968,214.95
  6. Step 6: Final answer
    x = 56,613,879.23

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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.