Home / 249,621,806.37-374,483,777.72-85,838,292.18

Finding the Fourth Proportional to 249,621,806.37, 374,483,777.72 and 85,838,292.18

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Solution

The fourth proportional to 249,621,806.37, 374,483,777.72 and 85,838,292.18 is: 128,774,999.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,621,806.37 : 374,483,777.72 = 85,838,292.18 : x
  2. Step 2: Convert to fraction form
    249,621,806.37/374,483,777.72 = 85,838,292.18/x
  3. Step 3: Cross multiply
    249,621,806.37x = 374,483,777.72 × 85,838,292.18
  4. Step 4: Simplify right side
    249,621,806.37x = 32,145,047,926,297,920
  5. Step 5: Solve for x
    x = 32,145,047,926,297,920/249,621,806.37
  6. Step 6: Final answer
    x = 128,774,999.24

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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.