Home / 248,832,985.20-373,249,477.80-219,607,666.80

Finding the Fourth Proportional to 248,832,985.20, 373,249,477.80 and 219,607,666.80

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Solution

The fourth proportional to 248,832,985.20, 373,249,477.80 and 219,607,666.80 is: 329,411,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,985.20 : 373,249,477.80 = 219,607,666.80 : x
  2. Step 2: Convert to fraction form
    248,832,985.20/373,249,477.80 = 219,607,666.80/x
  3. Step 3: Cross multiply
    248,832,985.20x = 373,249,477.80 × 219,607,666.80
  4. Step 4: Simplify right side
    248,832,985.20x = 81,968,446,953,976,400
  5. Step 5: Solve for x
    x = 81,968,446,953,976,400/248,832,985.20
  6. Step 6: Final answer
    x = 329,411,500.20

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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.