Home / 624,532,643.40-936,127,118.70-236,205,424.20

Finding the Fourth Proportional to 624,532,643.40, 936,127,118.70 and 236,205,424.20

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Solution

The fourth proportional to 624,532,643.40, 936,127,118.70 and 236,205,424.20 is: 354,054,036.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,532,643.40 : 936,127,118.70 = 236,205,424.20 : x
  2. Step 2: Convert to fraction form
    624,532,643.40/936,127,118.70 = 236,205,424.20/x
  3. Step 3: Cross multiply
    624,532,643.40x = 936,127,118.70 × 236,205,424.20
  4. Step 4: Simplify right side
    624,532,643.40x = 221,118,303,177,657,248
  5. Step 5: Solve for x
    x = 221,118,303,177,657,248/624,532,643.40
  6. Step 6: Final answer
    x = 354,054,036.27

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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.