Home / 539,196,078.48-808,817,195.84-211,742,444.64

Finding the Fourth Proportional to 539,196,078.48, 808,817,195.84 and 211,742,444.64

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Solution

The fourth proportional to 539,196,078.48, 808,817,195.84 and 211,742,444.64 is: 317,622,729.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,196,078.48 : 808,817,195.84 = 211,742,444.64 : x
  2. Step 2: Convert to fraction form
    539,196,078.48/808,817,195.84 = 211,742,444.64/x
  3. Step 3: Cross multiply
    539,196,078.48x = 808,817,195.84 × 211,742,444.64
  4. Step 4: Simplify right side
    539,196,078.48x = 171,260,930,314,031,232
  5. Step 5: Solve for x
    x = 171,260,930,314,031,232/539,196,078.48
  6. Step 6: Final answer
    x = 317,622,729.74

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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.