Home / 286,303,102.02-429,422,492.40-79,070,973.30

Finding the Fourth Proportional to 286,303,102.02, 429,422,492.40 and 79,070,973.30

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Solution

The fourth proportional to 286,303,102.02, 429,422,492.40 and 79,070,973.30 is: 118,597,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,303,102.02 : 429,422,492.40 = 79,070,973.30 : x
  2. Step 2: Convert to fraction form
    286,303,102.02/429,422,492.40 = 79,070,973.30/x
  3. Step 3: Cross multiply
    286,303,102.02x = 429,422,492.40 × 79,070,973.30
  4. Step 4: Simplify right side
    286,303,102.02x = 33,954,854,430,979,848
  5. Step 5: Solve for x
    x = 33,954,854,430,979,848/286,303,102.02
  6. Step 6: Final answer
    x = 118,597,577.85

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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.