Home / 209,909,681.24-314,867,321.28-73,599,045.08

Finding the Fourth Proportional to 209,909,681.24, 314,867,321.28 and 73,599,045.08

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Solution

The fourth proportional to 209,909,681.24, 314,867,321.28 and 73,599,045.08 is: 110,399,549.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,909,681.24 : 314,867,321.28 = 73,599,045.08 : x
  2. Step 2: Convert to fraction form
    209,909,681.24/314,867,321.28 = 73,599,045.08/x
  3. Step 3: Cross multiply
    209,909,681.24x = 314,867,321.28 × 73,599,045.08
  4. Step 4: Simplify right side
    209,909,681.24x = 23,173,934,173,105,560
  5. Step 5: Solve for x
    x = 23,173,934,173,105,560/209,909,681.24
  6. Step 6: Final answer
    x = 110,399,549.16

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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.