Home / 314,788,267.20-472,182,400.80-249,031,300.80

Finding the Fourth Proportional to 314,788,267.20, 472,182,400.80 and 249,031,300.80

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Solution

The fourth proportional to 314,788,267.20, 472,182,400.80 and 249,031,300.80 is: 373,546,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,788,267.20 : 472,182,400.80 = 249,031,300.80 : x
  2. Step 2: Convert to fraction form
    314,788,267.20/472,182,400.80 = 249,031,300.80/x
  3. Step 3: Cross multiply
    314,788,267.20x = 472,182,400.80 × 249,031,300.80
  4. Step 4: Simplify right side
    314,788,267.20x = 117,588,197,486,090,976
  5. Step 5: Solve for x
    x = 117,588,197,486,090,976/314,788,267.20
  6. Step 6: Final answer
    x = 373,546,951.20

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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.