Home / 358,710,273.60-538,065,410.40-236,266,267.20

Finding the Fourth Proportional to 358,710,273.60, 538,065,410.40 and 236,266,267.20

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Solution

The fourth proportional to 358,710,273.60, 538,065,410.40 and 236,266,267.20 is: 354,399,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,710,273.60 : 538,065,410.40 = 236,266,267.20 : x
  2. Step 2: Convert to fraction form
    358,710,273.60/538,065,410.40 = 236,266,267.20/x
  3. Step 3: Cross multiply
    358,710,273.60x = 538,065,410.40 × 236,266,267.20
  4. Step 4: Simplify right side
    358,710,273.60x = 127,126,706,024,644,048
  5. Step 5: Solve for x
    x = 127,126,706,024,644,048/358,710,273.60
  6. Step 6: Final answer
    x = 354,399,400.80

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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.