Home / 86,701,667.13-130,163,483.04-74,483,797.23

Finding the Fourth Proportional to 86,701,667.13, 130,163,483.04 and 74,483,797.23

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Solution

The fourth proportional to 86,701,667.13, 130,163,483.04 and 74,483,797.23 is: 111,821,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,701,667.13 : 130,163,483.04 = 74,483,797.23 : x
  2. Step 2: Convert to fraction form
    86,701,667.13/130,163,483.04 = 74,483,797.23/x
  3. Step 3: Cross multiply
    86,701,667.13x = 130,163,483.04 × 74,483,797.23
  4. Step 4: Simplify right side
    86,701,667.13x = 9,695,070,477,501,906
  5. Step 5: Solve for x
    x = 9,695,070,477,501,906/86,701,667.13
  6. Step 6: Final answer
    x = 111,821,038.72

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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.