Home / 145,162,888,698.60-217,744,333,047.90-136,346,920,237.80

Finding the Fourth Proportional to 145,162,888,698.60, 217,744,333,047.90 and 136,346,920,237.80

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Solution

The fourth proportional to 145,162,888,698.60, 217,744,333,047.90 and 136,346,920,237.80 is: 204,520,380,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,162,888,698.60 : 217,744,333,047.90 = 136,346,920,237.80 : x
  2. Step 2: Convert to fraction form
    145,162,888,698.60/217,744,333,047.90 = 136,346,920,237.80/x
  3. Step 3: Cross multiply
    145,162,888,698.60x = 217,744,333,047.90 × 136,346,920,237.80
  4. Step 4: Simplify right side
    145,162,888,698.60x = 29,688,769,210,314,978,754,560
  5. Step 5: Solve for x
    x = 29,688,769,210,314,978,754,560/145,162,888,698.60
  6. Step 6: Final answer
    x = 204,520,380,356.70

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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.