Home / 144,586,430.20-216,878,262.90-35,412,081.40

Finding the Fourth Proportional to 144,586,430.20, 216,878,262.90 and 35,412,081.40

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Solution

The fourth proportional to 144,586,430.20, 216,878,262.90 and 35,412,081.40 is: 53,117,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,586,430.20 : 216,878,262.90 = 35,412,081.40 : x
  2. Step 2: Convert to fraction form
    144,586,430.20/216,878,262.90 = 35,412,081.40/x
  3. Step 3: Cross multiply
    144,586,430.20x = 216,878,262.90 × 35,412,081.40
  4. Step 4: Simplify right side
    144,586,430.20x = 7,680,110,699,705,400
  5. Step 5: Solve for x
    x = 7,680,110,699,705,400/144,586,430.20
  6. Step 6: Final answer
    x = 53,117,783.52

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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.