Home / 170,423,997.60-255,635,996.40-47,602,077.60

Finding the Fourth Proportional to 170,423,997.60, 255,635,996.40 and 47,602,077.60

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Solution

The fourth proportional to 170,423,997.60, 255,635,996.40 and 47,602,077.60 is: 71,403,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,423,997.60 : 255,635,996.40 = 47,602,077.60 : x
  2. Step 2: Convert to fraction form
    170,423,997.60/255,635,996.40 = 47,602,077.60/x
  3. Step 3: Cross multiply
    170,423,997.60x = 255,635,996.40 × 47,602,077.60
  4. Step 4: Simplify right side
    170,423,997.60x = 12,168,804,537,986,122
  5. Step 5: Solve for x
    x = 12,168,804,537,986,122/170,423,997.60
  6. Step 6: Final answer
    x = 71,403,116.40

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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.