Home / 55,717,225.20-83,575,837.80-42,112,335.60

Finding the Fourth Proportional to 55,717,225.20, 83,575,837.80 and 42,112,335.60

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Solution

The fourth proportional to 55,717,225.20, 83,575,837.80 and 42,112,335.60 is: 63,168,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,717,225.20 : 83,575,837.80 = 42,112,335.60 : x
  2. Step 2: Convert to fraction form
    55,717,225.20/83,575,837.80 = 42,112,335.60/x
  3. Step 3: Cross multiply
    55,717,225.20x = 83,575,837.80 × 42,112,335.60
  4. Step 4: Simplify right side
    55,717,225.20x = 3,519,573,729,484,765.50
  5. Step 5: Solve for x
    x = 3,519,573,729,484,765.50/55,717,225.20
  6. Step 6: Final answer
    x = 63,168,503.40

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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.