Home / 249,621,913.13-374,483,937.96-85,838,399.04

Finding the Fourth Proportional to 249,621,913.13, 374,483,937.96 and 85,838,399.04

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Solution

The fourth proportional to 249,621,913.13, 374,483,937.96 and 85,838,399.04 is: 128,775,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,621,913.13 : 374,483,937.96 = 85,838,399.04 : x
  2. Step 2: Convert to fraction form
    249,621,913.13/374,483,937.96 = 85,838,399.04/x
  3. Step 3: Cross multiply
    249,621,913.13x = 374,483,937.96 × 85,838,399.04
  4. Step 4: Simplify right side
    249,621,913.13x = 32,145,101,698,808,660
  5. Step 5: Solve for x
    x = 32,145,101,698,808,660/249,621,913.13
  6. Step 6: Final answer
    x = 128,775,159.59

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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.