Home / 53,272,946.80-79,909,420.20-30,598,130.80

Finding the Fourth Proportional to 53,272,946.80, 79,909,420.20 and 30,598,130.80

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Solution

The fourth proportional to 53,272,946.80, 79,909,420.20 and 30,598,130.80 is: 45,897,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,272,946.80 : 79,909,420.20 = 30,598,130.80 : x
  2. Step 2: Convert to fraction form
    53,272,946.80/79,909,420.20 = 30,598,130.80/x
  3. Step 3: Cross multiply
    53,272,946.80x = 79,909,420.20 × 30,598,130.80
  4. Step 4: Simplify right side
    53,272,946.80x = 2,445,078,891,431,762.50
  5. Step 5: Solve for x
    x = 2,445,078,891,431,762.50/53,272,946.80
  6. Step 6: Final answer
    x = 45,897,196.20

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1.5x scale

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.