Home / 229,164,154.66-316,254,172.26-128,710,294.35

Finding the Fourth Proportional to 229,164,154.66, 316,254,172.26 and 128,710,294.35

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Solution

The fourth proportional to 229,164,154.66, 316,254,172.26 and 128,710,294.35 is: 177,624,496.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,164,154.66 : 316,254,172.26 = 128,710,294.35 : x
  2. Step 2: Convert to fraction form
    229,164,154.66/316,254,172.26 = 128,710,294.35/x
  3. Step 3: Cross multiply
    229,164,154.66x = 316,254,172.26 × 128,710,294.35
  4. Step 4: Simplify right side
    229,164,154.66x = 40,705,167,601,000,200
  5. Step 5: Solve for x
    x = 40,705,167,601,000,200/229,164,154.66
  6. Step 6: Final answer
    x = 177,624,496.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.