Home / 153,921,000.40-230,881,500.60-140,036,174.80

Finding the Fourth Proportional to 153,921,000.40, 230,881,500.60 and 140,036,174.80

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Solution

The fourth proportional to 153,921,000.40, 230,881,500.60 and 140,036,174.80 is: 210,054,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,921,000.40 : 230,881,500.60 = 140,036,174.80 : x
  2. Step 2: Convert to fraction form
    153,921,000.40/230,881,500.60 = 140,036,174.80/x
  3. Step 3: Cross multiply
    153,921,000.40x = 230,881,500.60 × 140,036,174.80
  4. Step 4: Simplify right side
    153,921,000.40x = 32,331,762,176,107,908
  5. Step 5: Solve for x
    x = 32,331,762,176,107,908/153,921,000.40
  6. Step 6: Final answer
    x = 210,054,262.20

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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.