Home / 242,794,970.90-364,192,456.35-79,048,157.30

Finding the Fourth Proportional to 242,794,970.90, 364,192,456.35 and 79,048,157.30

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Solution

The fourth proportional to 242,794,970.90, 364,192,456.35 and 79,048,157.30 is: 118,572,235.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,794,970.90 : 364,192,456.35 = 79,048,157.30 : x
  2. Step 2: Convert to fraction form
    242,794,970.90/364,192,456.35 = 79,048,157.30/x
  3. Step 3: Cross multiply
    242,794,970.90x = 364,192,456.35 × 79,048,157.30
  4. Step 4: Simplify right side
    242,794,970.90x = 28,788,742,577,028,184
  5. Step 5: Solve for x
    x = 28,788,742,577,028,184/242,794,970.90
  6. Step 6: Final answer
    x = 118,572,235.95

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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.