Home / 494,888,802.40-742,144,246.80-149,727,714.40

Finding the Fourth Proportional to 494,888,802.40, 742,144,246.80 and 149,727,714.40

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Solution

The fourth proportional to 494,888,802.40, 742,144,246.80 and 149,727,714.40 is: 224,534,403.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,888,802.40 : 742,144,246.80 = 149,727,714.40 : x
  2. Step 2: Convert to fraction form
    494,888,802.40/742,144,246.80 = 149,727,714.40/x
  3. Step 3: Cross multiply
    494,888,802.40x = 742,144,246.80 × 149,727,714.40
  4. Step 4: Simplify right side
    494,888,802.40x = 111,119,561,828,473,504
  5. Step 5: Solve for x
    x = 111,119,561,828,473,504/494,888,802.40
  6. Step 6: Final answer
    x = 224,534,403.06

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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.