Home / 624,532,656.40-936,127,138.20-236,205,437.20

Finding the Fourth Proportional to 624,532,656.40, 936,127,138.20 and 236,205,437.20

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Solution

The fourth proportional to 624,532,656.40, 936,127,138.20 and 236,205,437.20 is: 354,054,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,532,656.40 : 936,127,138.20 = 236,205,437.20 : x
  2. Step 2: Convert to fraction form
    624,532,656.40/936,127,138.20 = 236,205,437.20/x
  3. Step 3: Cross multiply
    624,532,656.40x = 936,127,138.20 × 236,205,437.20
  4. Step 4: Simplify right side
    624,532,656.40x = 221,118,319,953,315,808
  5. Step 5: Solve for x
    x = 221,118,319,953,315,808/624,532,656.40
  6. Step 6: Final answer
    x = 354,054,055.76

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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.