Home / 250,263,281.61-375,611,041.76-173,640,118.23

Finding the Fourth Proportional to 250,263,281.61, 375,611,041.76 and 173,640,118.23

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Solution

The fourth proportional to 250,263,281.61, 375,611,041.76 and 173,640,118.23 is: 260,610,127.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,263,281.61 : 375,611,041.76 = 173,640,118.23 : x
  2. Step 2: Convert to fraction form
    250,263,281.61/375,611,041.76 = 173,640,118.23/x
  3. Step 3: Cross multiply
    250,263,281.61x = 375,611,041.76 × 173,640,118.23
  4. Step 4: Simplify right side
    250,263,281.61x = 65,221,145,698,831,664
  5. Step 5: Solve for x
    x = 65,221,145,698,831,664/250,263,281.61
  6. Step 6: Final answer
    x = 260,610,127.38

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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.