Home / 157,464,458.90-236,196,688.35-80,795,237.30

Finding the Fourth Proportional to 157,464,458.90, 236,196,688.35 and 80,795,237.30

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Solution

The fourth proportional to 157,464,458.90, 236,196,688.35 and 80,795,237.30 is: 121,192,855.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,458.90 : 236,196,688.35 = 80,795,237.30 : x
  2. Step 2: Convert to fraction form
    157,464,458.90/236,196,688.35 = 80,795,237.30/x
  3. Step 3: Cross multiply
    157,464,458.90x = 236,196,688.35 × 80,795,237.30
  4. Step 4: Simplify right side
    157,464,458.90x = 19,083,567,484,712,396
  5. Step 5: Solve for x
    x = 19,083,567,484,712,396/157,464,458.90
  6. Step 6: Final answer
    x = 121,192,855.95

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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.