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Finding the Fourth Proportional to 173,868,802.60, 260,803,203.90 and 167,150,338.60

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Solution

The fourth proportional to 173,868,802.60, 260,803,203.90 and 167,150,338.60 is: 250,725,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,802.60 : 260,803,203.90 = 167,150,338.60 : x
  2. Step 2: Convert to fraction form
    173,868,802.60/260,803,203.90 = 167,150,338.60/x
  3. Step 3: Cross multiply
    173,868,802.60x = 260,803,203.90 × 167,150,338.60
  4. Step 4: Simplify right side
    173,868,802.60x = 43,593,343,839,849,840
  5. Step 5: Solve for x
    x = 43,593,343,839,849,840/173,868,802.60
  6. Step 6: Final answer
    x = 250,725,507.90

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1.5x scale

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.