Home / 57,946,752,666.40-86,920,128,999.60-18,692,111,207.20

Finding the Fourth Proportional to 57,946,752,666.40, 86,920,128,999.60 and 18,692,111,207.20

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Solution

The fourth proportional to 57,946,752,666.40, 86,920,128,999.60 and 18,692,111,207.20 is: 28,038,166,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,946,752,666.40 : 86,920,128,999.60 = 18,692,111,207.20 : x
  2. Step 2: Convert to fraction form
    57,946,752,666.40/86,920,128,999.60 = 18,692,111,207.20/x
  3. Step 3: Cross multiply
    57,946,752,666.40x = 86,920,128,999.60 × 18,692,111,207.20
  4. Step 4: Simplify right side
    57,946,752,666.40x = 1,624,720,717,404,693,069,824
  5. Step 5: Solve for x
    x = 1,624,720,717,404,693,069,824/57,946,752,666.40
  6. Step 6: Final answer
    x = 28,038,166,810.80

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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.