Home / 145,584,144.40-218,376,216.60-134,498,678.80

Finding the Fourth Proportional to 145,584,144.40, 218,376,216.60 and 134,498,678.80

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Solution

The fourth proportional to 145,584,144.40, 218,376,216.60 and 134,498,678.80 is: 201,748,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,584,144.40 : 218,376,216.60 = 134,498,678.80 : x
  2. Step 2: Convert to fraction form
    145,584,144.40/218,376,216.60 = 134,498,678.80/x
  3. Step 3: Cross multiply
    145,584,144.40x = 218,376,216.60 × 134,498,678.80
  4. Step 4: Simplify right side
    145,584,144.40x = 29,371,312,614,042,628
  5. Step 5: Solve for x
    x = 29,371,312,614,042,628/145,584,144.40
  6. Step 6: Final answer
    x = 201,748,018.20

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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.